CVE-2026-11799

CVE-2026-11799

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.

Vulnerability class: XSS (Cross-Site Scripting)

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

Frequently asked questions

What is CVE-2026-11799?: CVE-2026-11799 is a high-severity vulnerability, classified under Cross-site Scripting. CVSS score: 7.5/10. Published 2026-06-09.
How severe is CVE-2026-11799?: High severity. CVSS v3 base score is 7.5 out of 10.