Description
An out-of-bounds access issue was addressed with improved bounds checking. 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, tvOS 26.6, visionOS 26.6, watchOS 26.6. Processing maliciously crafted web content may lead to an unexpected Safari crash.
Affected products
apple: safari; apple: ipados; apple: iphone os; apple: macos; apple: tvos; apple: visionos; apple: watchos
References7
- support.apple.com/en-us/128066 Release NotesVendor Advisory
- support.apple.com/en-us/128067 Release NotesVendor Advisory
- support.apple.com/en-us/128068 Release NotesVendor Advisory
- support.apple.com/en-us/128069 Release NotesVendor Advisory
- support.apple.com/en-us/128070 Release NotesVendor Advisory
- support.apple.com/en-us/128073 Release NotesVendor Advisory
- support.apple.com/en-us/148287
Metrics
- CVSS 3.1
-
8.1
HIGH
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - EPSS — exploit probability
- 0% percentile: 35 · as of 13 November 2026
- CWE
- CWE-125
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.