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Recent Apple iOS Security Advisories

Advisory Title Published
148282 iOS 26.6.1 and iPadOS 26.6.1 - Apple Security Content August 17, 2026
148287 iOS 18.7.10 and iPadOS 18.7.10 - Apple Security Content August 17, 2026
128066 iOS 26.6 and iPadOS 26.6 - Apple Security Content July 27, 2026
127594 iOS 26.5.2 and iPadOS 26.5.2 - Apple Security Content June 29, 2026
127110 iOS 26.5 and iPadOS 26.5 - Apple Security Content May 11, 2026
127113 iOS 16.7.16 and iPadOS 16.7.16 - Apple Security Content May 11, 2026
127114 iOS 15.8.8 and iPadOS 15.8.8 - Apple Security Content May 11, 2026
127111 iOS 18.7.9 and iPadOS 18.7.9 - Apple Security Content May 11, 2026
127002 iOS 26.4.2 and iPadOS 26.4.2 - Apple Security Content April 22, 2026
127003 iOS 18.7.8 and iPadOS 18.7.8 - Apple Security Content April 22, 2026

Known Exploited Apple iOS Vulnerabilities

The following Apple iOS vulnerabilities have been marked by CISA as Known to be Exploited by threat actors.

Title Description Added
Apple iOS Type Confusion Vulnerability Apple iOS contains a type confusion vulnerability when processing maliciously crafted web content leading to code execution.
CVE-2022-42856 Exploit Probability: 8.5%
December 14, 2022
Apple iOS Information Disclosure Vulnerability The Apple iOS kernel allows attackers to obtain sensitive information from memory via a crafted application.
CVE-2016-4655 Exploit Probability: 30.3%
May 24, 2022
Apple iOS Memory Corruption Vulnerability A memory corruption vulnerability in Apple iOS kernel allows attackers to execute code in a privileged context or cause a denial-of-service via a crafted application.
CVE-2016-4656 Exploit Probability: 21.3%
May 24, 2022
Apple iOS Webkit Memory Corruption Vulnerability WebKit in Apple iOS contains a memory corruption vulnerability which allows attackers to execute remote code or cause a denial-of-service via a crafted web site.
CVE-2016-4657 Exploit Probability: 63.6%
May 24, 2022
Apple iOS Memory Corruption Vulnerability Apple iOS contains a memory corruption vulnerability which could allow an attacker to perform remote code execution.
CVE-2019-7287 Exploit Probability: 4.6%
May 23, 2022
Apple iOS "FORCEDENTRY" Remote Code Execution Vulnerability An integer overflow was addressed with improved input validation vulnerability affecting iOS devices that allows for remote code execution.
CVE-2021-30860 Exploit Probability: 76.0%
November 3, 2021
Apple WebKit Browser Engine Use-After-Free Vulnerability Use after free issue. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
CVE-2021-30762 Exploit Probability: 11.0%
November 3, 2021
Apple iOS Privilege Escalation and Code Execution Chain A malicious application may be able to elevate privileges. Apple is aware of a report that this issue may have been actively exploited.
CVE-2021-1782 Exploit Probability: 2.2%
November 3, 2021
Apple iOS Privilege Escalation and Code Execution Chain A remote attacker may be able to cause arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
CVE-2021-1870 Exploit Probability: 7.7%
November 3, 2021
Apple iOS Privilege Escalation and Code Execution Chain A remote attacker may be able to cause arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
CVE-2021-1871 Exploit Probability: 7.0%
November 3, 2021
Apple iOS Webkit Browser Engine XSS Processing maliciously crafted web content may lead to universal cross site scripting. Apple is aware of a report that this issue may have been actively exploited.
CVE-2021-1879 Exploit Probability: 6.8%
November 3, 2021
Apple iOS Webkit Storage Use-After-Free Remote Code Execution Vulnerability Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
CVE-2021-30661 Exploit Probability: 4.5%
November 3, 2021
Apple iOS12.x Buffer Overflow Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
CVE-2021-30666 Exploit Probability: 3.0%
November 3, 2021
Apple WebKit Browser Engine Memory Corruption Vulnerability Memory corruption issue. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
CVE-2021-30761 Exploit Probability: 10.5%
November 3, 2021

Of the known exploited vulnerabilities above, 2 are in the top 1%, or the 99th percentile of the EPSS exploit probability rankings. 4 known exploited Apple iOS vulnerabilities are in the top 5% (95th percentile or greater) of the EPSS exploit probability rankings.

Apple iOS EOL Dates

Ensure that you are using a supported version of Apple iOS. Here are some end of life, and end of support dates for Apple iOS.

Release EOL Date Status
26 -
Active

26 -
Active

18 -
Active

18 -
Active

17 May 13, 2025
EOL

Apple iOS 17 became EOL in 2025 and supported ended in 2024

17 May 13, 2025
EOL

Apple iOS 17 became EOL in 2025 and supported ended in 2024

16 -
Active

16 -
Active

15 -
Active

15 -
Active

14 October 26, 2021
EOL

Apple iOS 14 became EOL in 2021 and supported ended in 2021

14 October 26, 2021
EOL

Apple iOS 14 became EOL in 2021 and supported ended in 2021

13 September 16, 2020
EOL

Apple iOS 13 became EOL in 2020 and supported ended in 2020

13 September 16, 2020
EOL

Apple iOS 13 became EOL in 2020 and supported ended in 2020

12 January 26, 2026
EOL

Apple iOS 12 became EOL in 2026 and supported ended in 2019

12 January 26, 2026
EOL

Apple iOS 12 became EOL in 2026 and supported ended in 2019

11 October 8, 2018
EOL

Apple iOS 11 became EOL in 2018 and supported ended in 2018

11 October 8, 2018
EOL

Apple iOS 11 became EOL in 2018 and supported ended in 2018

10 July 22, 2019
EOL

Apple iOS 10 became EOL in 2019 and supported ended in 2017

10 July 22, 2019
EOL

Apple iOS 10 became EOL in 2019 and supported ended in 2017

By the Year

In 2026 there have been 331 vulnerabilities in Apple iOS with an average score of 6.8 out of ten. Last year, in 2025 iOS had 356 security vulnerabilities published. If vulnerabilities keep coming in at the current rate, it appears that number of security vulnerabilities in iOS in 2026 could surpass last years number. However, the average CVE base score of the vulnerabilities in 2026 is greater by 0.33.




Year Vulnerabilities Average Score
2026 331 6.80
2025 356 6.48
2024 325 6.20
2023 273 6.77
2022 244 7.09
2021 383 6.93
2020 294 6.98
2019 353 7.76
2018 100 7.39

It may take a day or so for new iOS vulnerabilities to show up in the stats or in the list of recent security vulnerabilities. Additionally vulnerabilities may be tagged under a different product or component name.

Recent Apple iOS Security Vulnerabilities

Swift-NIO-SSH OOB Stack Write before 0.14.1
CVE-2026-43798 - August 20, 2026

A single crafted SSH message gives an unauthenticated network attacker an out-of-bounds stack write of attacker-controlled length and content against any application built on swift-nio-ssh. This vulnerability is addressed in swift-nio-ssh version 0.14.1.

Safari Crash from Malicious Web Content: iOS/iPadOS 18.7.10, 26.6.1; macOS Tahoe 26.6.2
CVE-2026-65331 4.3 - Medium - August 17, 2026

This issue was addressed through improved state management. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to an unexpected Safari crash.

Improper Check or Handling of Exceptional Conditions

Apple iOS/iPadOS 18.7.10 Info Leak Vulnerability
CVE-2026-64760 5.5 - Medium - August 17, 2026

An information leakage was addressed with additional validation. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10. An app may be able to leak sensitive kernel state.

Information Disclosure

Apple iOS memory corruption fixed 18.7.10
CVE-2026-43794 8.8 - High - August 17, 2026

A memory corruption issue was addressed with improved memory handling. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to memory corruption.

Buffer Overflow

Apple Image Processing Integer Overflow <26.6.0 Leading to A.C.E.
CVE-2026-65346 8.8 - High - August 17, 2026

An integer overflow was addressed with improved input validation. This issue is fixed in iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing an image may lead to arbitrary code execution.

Integer Overflow or Wraparound

Safari StateManagement Flaw Causing Unexpected Crash Before iOS 26.6.1
CVE-2026-65351 4.3 - Medium - August 17, 2026

This issue was addressed through improved state management. This issue is fixed in Safari 26.6.1, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to an unexpected Safari crash.

Improper Check or Handling of Exceptional Conditions

Safari memory corruption CVE-2026-64782 fixed in iOS 18.7.10
CVE-2026-64782 3.1 - Low - August 17, 2026

A memory corruption vulnerability was addressed with improved locking. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to an unexpected Safari crash.

Race Condition

Apple iOS Fixed Image DoS in 26.6.1
CVE-2026-65347 6.5 - Medium - August 17, 2026

The issue was addressed with improved checks. This issue is fixed in iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing an image may lead to a denial-of-service.

Resource Exhaustion

Apple Safari Crash via Malformed Web Content (Fixed v 18.7.10/26.6.2)
CVE-2026-43795 4.3 - Medium - August 17, 2026

The issue was addressed with improved memory handling. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to an unexpected Safari crash.

Buffer Overflow

Memory Handling Flaw in Apple iOS 26.6.1/iPadOS 26.6.1, macOS Tahoe 26.6.2
CVE-2026-65330 6.5 - Medium - August 17, 2026

The issue was addressed with improved memory handling. This issue is fixed in iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. An app may be able to cause unexpected system termination or corrupt kernel memory.

Buffer Overflow

Safari Crash via Malicious Web Content (Fixed in iOS 18.7.10 & macOS 26.6.2)
CVE-2026-65340 4.3 - Medium - August 17, 2026

This issue was addressed through improved state management. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to an unexpected Safari crash.

Improper Input Validation

Safari Crash via Malicious Web Content iOS 18.7.10
CVE-2026-65337 4.3 - Medium - August 17, 2026

This issue was addressed through improved state management. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to an unexpected Safari crash.

Improper Input Validation

Apple iOS/iPadOS/macOS Memory Corruption via Malicious Web Content (Fixed in 26.6.1/2)
CVE-2026-64788 5.4 - Medium - August 17, 2026

The issue was addressed with improved memory handling. This issue is fixed in iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to memory corruption.

Buffer Overflow

Apple Safari crash via malformed web content (before 26.6.2)
CVE-2026-65336 4.3 - Medium - August 17, 2026

This issue was addressed through improved state management. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to an unexpected Safari crash.

Improper Input Validation

Apple Safari OOB Buffer Crash before iOS 18.7.10 / macOS 26.6.2
CVE-2026-64784 4.3 - Medium - August 17, 2026

An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to an unexpected Safari crash.

Out-of-bounds Read

Apple iOS Mem Corruption via Malicious Web Content (Fixed in iOS 18.7.10)
CVE-2026-65341 5.4 - Medium - August 17, 2026

The issue was addressed with improved memory handling. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to memory corruption.

Buffer Overflow

Safari Crash on iOS 18.7.10 Fixed: Improved Memory Handling
CVE-2026-28984 4.3 - Medium - August 17, 2026

The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10. Processing maliciously crafted web content may lead to an unexpected Safari crash.

Buffer Overflow

Use-after-Free in Apple WK Causing Crash iOS 26.6.1/iPadOS 26.6.1 macOS 26.6.2
CVE-2026-64787 6.5 - Medium - August 17, 2026

A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.6.1, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to an unexpected process termination.

Dangling pointer

Apple iOS/iPadOS Sensitive Data Leak in 26.6.1 - Fixed in 26.6.1, macOS 26.6.2
CVE-2026-65339 5 - Medium - August 17, 2026

A logic issue was addressed with improved checks. This issue is fixed in iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. An app may be able to leak sensitive user information.

Protection Mechanism Failure

Safari Web Crash via Malicious Content (Fixed in iOS 18.7.10, macOS 26.6.2)
CVE-2026-65335 4.3 - Medium - August 17, 2026

This issue was addressed through improved state management. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to an unexpected Safari crash.

Buffer Overflow

Apple Safari memory corruption on iOS <18.7.10 (crash via malicious web)
CVE-2026-65334 4.3 - Medium - August 17, 2026

A memory corruption issue was addressed with improved state management. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to an unexpected Safari crash.

Buffer Overflow

Safari WebKit crash via memory bug, fixed iOS 18.7.10
CVE-2026-65338 4.3 - Medium - August 17, 2026

The issue was addressed with improved memory handling. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to an unexpected Safari crash.

Buffer Overflow

Apple iOS/iPadOS UAF fixed in 26.6.1, macOS in 26.6.2
CVE-2026-65343 7.5 - High - August 17, 2026

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. A remote attacker may be able to cause unexpected system termination.

Dangling pointer

Apple Safari Crash via Malicious Web Content (before 18.7.10)
CVE-2026-65333 4.3 - Medium - August 17, 2026

This issue was addressed through improved state management. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to an unexpected Safari crash.

Buffer Overflow

Apple iOS/iPadOS/macOS Data Leak via Malicious Site Before 18.7.10/26.6.1
CVE-2026-64778 6.5 - Medium - August 17, 2026

The issue was addressed with improved checks. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Visiting a maliciously crafted website may leak sensitive data.

Information Disclosure

Denial of Service via Input Validation in iOS/iPadOS before 18.7.10
CVE-2026-43667 6.5 - Medium - August 17, 2026

A reachable assertion was addressed with improved input validation. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10. An attacker in a privileged network position may be able to cause a denial-of-service.

assertion failure

Apple Safari Crash via Malicious Web Content (pre iOS 18.7.10)
CVE-2026-64781 4.3 - Medium - August 17, 2026

The issue was addressed with improved input validation. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to an unexpected Safari crash.

Improper Input Validation

Apple OS UseAfterFree in WebKit Fixed iOS 18.7.10, macOS 26.6.2
CVE-2026-64715 6.5 - Medium - August 17, 2026

A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to an unexpected process crash.

Dangling pointer

iOS/iPadOS 26.6.1 IPSec Auth Bypass Vulnerability
CVE-2026-65329 5.9 - Medium - August 17, 2026

An authentication issue was addressed with improved state management. This issue is fixed in iOS 26.6.1 and iPadOS 26.6.1. An attacker in a privileged network position may be able to bypass IPSec authentication and intercept network traffic.

authentification

Safari iOS/iPadOS/macOS Crash from Malicious Web Content Fixed in 26.6.1
CVE-2026-64780 4.3 - Medium - August 17, 2026

The issue was addressed with improved checks. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to an unexpected Safari crash.

Buffer Overflow

Apple Safari CVE-2026-64779 fixed in iOS 18.7.10 & macOS 26.6.2
CVE-2026-64779 3.1 - Low - August 17, 2026

A memory corruption vulnerability was addressed with improved locking. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to an unexpected Safari crash.

Race Condition

Apple Safari Crash via Malicious Web Fixed iOS 18.7.10/PadOS 18.7.10/iOS26.6.1
CVE-2026-65332 4.3 - Medium - August 17, 2026

This issue was addressed through improved state management. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to an unexpected Safari crash.

Improper Check or Handling of Exceptional Conditions

Apple iOS 26.6.1, iPadOS 26.6.1 & macOS 26.6.2: Out-of-Bounds Kernel Read Fixed
CVE-2026-65349 6.6 - Medium - August 17, 2026

An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. An app may be able to cause unexpected system termination or read kernel memory.

Out-of-bounds Read

Out-of-Bounds Read in macOS (Sequoia/Sonoma/Tahoe) Up To 15.7.8/14.8.8/26.6
CVE-2026-43757 9.8 - Critical - July 27, 2026

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to cause unexpected system termination.

Out-of-bounds Read

Apple OS Race Condition Enables Kernel Write fixed in iOS 26.6, macOS 15.7.8
CVE-2026-43805 9.8 - Critical - July 27, 2026

A race condition was addressed with improved state handling. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, watchOS 26.6. An app may be able to cause unexpected system termination or write kernel memory.

Race Condition

iOS/macOS Code Signing Bypass (CVE-2026-43813) Fixed in 26.6
CVE-2026-43813 7.1 - High - July 27, 2026

A validation issue was addressed with improved input sanitization. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. A maliciously crafted app may be able to bypass code signing enforcement.

Improper Input Validation

Apple OS State Management Data Leak (CVE-2026-64721) - fixed in 26.6
CVE-2026-64721 5.5 - Medium - July 27, 2026

This issue was addressed through improved state management. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. An app may be able to access sensitive user data.

Improper Control of a Resource Through its Lifetime

Apple OS Sandbox Escape via Path Validation (iOS 26.6, macOS Sequoia 15.7.8)
CVE-2026-64740 9.3 - Critical - July 27, 2026

A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6. A malicious app may be able to break out of its sandbox.

Directory traversal

Apple OS Audio Framework Memory Corruption via Malicious Audio File (iOS 26.6+)
CVE-2026-43673 7.8 - High - July 27, 2026

The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. Processing a maliciously crafted audio file may corrupt process memory.

Buffer Overflow

SAFARI USE-AFTER-FREE CRASH VULN FIXED IN 26.6
CVE-2026-64783 8.8 - High - July 27, 2026

A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.6, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, visionOS 26.6, watchOS 26.6. Processing maliciously crafted web content may lead to an unexpected Safari crash.

Dangling pointer

macOS Sequoia 15.7.8 OOB Read CVE-2026-43809
CVE-2026-43809 9.8 - Critical - July 27, 2026

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to cause unexpected system termination.

Out-of-bounds Read

Apple OS Use-After-Free before 26.6 (iOS & macOS)
CVE-2026-43799 9.8 - Critical - July 27, 2026

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. An app may be able to cause unexpected system termination.

Dangling pointer

Apple OS Buffer Overflow Fixed in iOS 26.6 / macOS 15.7.8
CVE-2026-43776 7.8 - High - July 27, 2026

A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Tahoe 26.6. Processing a maliciously crafted file may lead to unexpected app termination or arbitrary code execution.

Classic Buffer Overflow

Apple iOS 26.6: Persistent Device ID read via Permissions flaw
CVE-2026-64741 5.5 - Medium - July 27, 2026

A permissions issue was addressed with additional restrictions. This issue is fixed in iOS 26.6 and iPadOS 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. An app may be able to read a persistent device identifier.

Information Disclosure

Apple OS ImageProcessor Memory Corruption (CVE-2026-64716) before 26.6
CVE-2026-64716 7.8 - High - July 27, 2026

The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. Processing a maliciously crafted image may corrupt process memory.

Buffer Overflow

Safari Memory Corruption Fixed in 26.6 (iOS, macOS, watchOS, visionOS)
CVE-2026-64757 8.8 - High - July 27, 2026

A memory corruption issue was addressed with improved state management. This issue is fixed in Safari 26.6, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, visionOS 26.6, watchOS 26.6. Processing maliciously crafted web content may lead to an unexpected Safari crash.

Buffer Overflow

Apple OSes UAF Fix in 26.6
CVE-2026-64700 9.8 - Critical - July 27, 2026

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. An app may be able to cause unexpected system termination.

Dangling pointer

Race Condition in Apple OS 26.6 Can Cause System Crash
CVE-2026-64720 9.8 - Critical - July 27, 2026

A race condition was addressed with improved state handling. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, watchOS 26.6. An app may be able to cause unexpected system termination.

Race Condition

Apple OS Use-After-Free (iOS 26.6, macOS 15.7.8)
CVE-2026-43812 9.8 - Critical - July 27, 2026

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6. An app may be able to cause unexpected system termination.

Dangling pointer

Safari DoS via State Mgmt in 26.5+
CVE-2026-43804 6.5 - Medium - July 27, 2026

This issue was addressed through improved state management. This issue is fixed in Safari 26.6, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, visionOS 26.6. Visiting a website may lead to an app denial-of-service.

Resource Exhaustion

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Apple
Vendor

Apple iOS
The iOS Operating System used by iPhones.

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