Description
A Content Security Policy bypass was addressed with improved enforcement in AudioWorklet contexts. This issue is fixed in Safari 26.5, iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5. Processing maliciously crafted web content may bypass Content Security Policy.
Affected products
apple: safari; apple: ipados; apple: iphone os; apple: macos
References4
- support.apple.com/en-us/127110 Vendor AdvisoryRelease Notes
- support.apple.com/en-us/127111 Vendor AdvisoryRelease Notes
- support.apple.com/en-us/127115 Vendor AdvisoryRelease Notes
- support.apple.com/en-us/127121 Vendor AdvisoryRelease Notes
Metrics
- CVSS 3.1
-
8.8
HIGH
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 0% percentile: 13 · as of 9 November 2026
- CWE
- CWE-693
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.