Description
A validation issue was addressed with improved logic. 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, tvOS 26.5, visionOS 26.5, watchOS 26.5. Processing maliciously crafted web content may prevent Content Security Policy from being enforced.
Metrics
CVSS 3.1 7.5/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Safari | < 26.5 |
| Apple | iOS and iPadOS | < 18.7.9; < 26.5 |
| Apple | macOS | < 26.5 |
| Apple | tvOS | < 26.5 |
| Apple | visionOS | < 26.5 |
| Apple | watchOS | < 26.5 |
References
- https://support.apple.com/en-us/127110Release Notes, Vendor Advisory
- https://support.apple.com/en-us/127111Release Notes, Vendor Advisory
- https://support.apple.com/en-us/127115Release Notes, Vendor Advisory
- https://support.apple.com/en-us/127118Release Notes, Vendor Advisory
- https://support.apple.com/en-us/127119Release Notes, Vendor Advisory
- https://support.apple.com/en-us/127120Release Notes, Vendor Advisory
- https://support.apple.com/en-us/127121
Timeline
- Published
- May 11, 2026
- Last modified
- Oct 26, 2026
- NVD status
- Modified