Apple Safari: UAF Crash Vulnerability Fixed in 26.5
CVE-2026-28947 Published on May 11, 2026
A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. Processing maliciously crafted web content may lead to an unexpected Safari crash.
Vulnerability Analysis
CVE-2026-28947 can be exploited with network access, requires 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 very high.
Weakness Type
What is a Dangling pointer Vulnerability?
Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.
CVE-2026-28947 has been classified to as a Dangling pointer vulnerability or weakness.
Products Associated with CVE-2026-28947
Want to know whenever a new CVE is published for Apple products? stack.watch will email you.
Affected Versions
Apple Safari:- Before 26.5 is affected.
- Before 26.5 is affected.
- Before 26.5 is affected.
- Before 26.5 is affected.
- Before 26.5 is affected.
- Before 26.5 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.