Apple Safari process crash via malicious web content (fixed in 26)
CVE-2025-43342 Published on September 15, 2025
A correctness issue was addressed with improved checks. This issue is fixed in Safari 26, tvOS 26, watchOS 26, iOS 26 and iPadOS 26, visionOS 26, iOS 18.7 and iPadOS 18.7. Processing maliciously crafted web content may lead to an unexpected process crash.
Vulnerability Analysis
CVE-2025-43342 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be critical as this vulnerability has a high impact to the confidentiality, integrity and availability of this component.
Weakness Type
Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Products Associated with CVE-2025-43342
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Affected Versions
Apple iOS and iPadOS:- Version unspecified and below 26 is affected.
- Version unspecified and below 18.7 is affected.
- Version unspecified and below 26 is affected.
- Version unspecified and below 26 is affected.
- Version unspecified and below 26 is affected.
- Version unspecified and below 26 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.