Vulnerability Description
UXSS in Focus for iOS / Klar Webkit navigation. This vulnerability was fixed in Focus for iOS 151.3.1 and Klar for iOS 151.3.1.
CVSS Score
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Focus | < 151.3.1 |
| Mozilla | Klar | < 151.3.1 |
Related Weaknesses (CWE)
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1975667Permissions Required
- https://www.mozilla.org/security/advisories/mfsa2026-55/Vendor Advisory
FAQ
What is CVE-2026-11799?
CVE-2026-11799 is a vulnerability with a CVSS score of 7.5 (HIGH). UXSS in Focus for iOS / Klar Webkit navigation. This vulnerability was fixed in Focus for iOS 151.3.1 and Klar for iOS 151.3.1.
How severe is CVE-2026-11799?
CVE-2026-11799 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-11799?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Focus, Mozilla Klar.