The issue was addressed with improved memory handling. This issue is fixed in Safari 26, iOS 26 and iPadOS 26, macOS Tahoe 26, tvOS 26, visionOS 26, watchOS 26. Processing maliciously crafted web content may lead to memory corruption.
Fix
Patch, vendor advisory and mitigation references on NVD 5
- https://support.apple.com/en-us/125108 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/125113 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/125114 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/125115 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/125116 Release Notes, Vendor Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 8.8 · appleNVD modified 2026-10-18 21:10
Affected (CPE criteria) 6
cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
References 6
- https://support.apple.com/en-us/125108 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/125110
- https://support.apple.com/en-us/125113 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/125114 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/125115 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/125116 Release Notes, Vendor Advisory