CVE-2026-11799

UXSS in Focus for iOS / Klar Webkit navigation

Published Jun 9, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Weaknesses CWE-79
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Mozilla
Mozilla focus For Ios
Mozilla klar For Ios
Vendors & Products Mozilla
Mozilla focus For Ios
Mozilla klar For Ios
Type Values Removed Values Added
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.
Title UXSS in Focus for iOS / Klar Webkit navigation
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
mozilla
Published
Updated
Jun 10, 2026, 3:47 PM
Reserved
Jun 9, 2026, 1:59 PM
Status
Analyzed
Published
Jun 9, 2026, 9:17 PM
Modified
Jul 23, 2026, 9:10 AM