CVE-2026-11799

HIGH

UXSS in Focus for iOS / Klar Webkit navigation

Title source: cna
STIX 2.1

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.

References (2)

Core 2

Scores

CVSS v3 7.5
EPSS 0.0023
EPSS Percentile 13.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (2)
Mozilla/Focus for iOS 151.3.1
Mozilla/Klar for iOS 151.3.1
Published Jun 09, 2026
Tracked Since Jun 10, 2026