High · 8.8 CVE-2026-121843 EUVD-2026-120059GHSA-cpfc-xvc3-69fq

Privilege escalation in Firefox for iOS

Published Nov 9, 2026 · Updated Nov 10, 2026 · Assigned by mozilla

Vendor: Mozilla Product: Firefox for iOS Platform: iOS Category: Browsers

Description

Privilege escalation in Firefox for iOS. This vulnerability was fixed in Firefox for iOS 160.0.

Affected products

Vendor	Product	Affected	Fixed
Mozilla	Firefox for iOS	—	160.0

Advisories 1

WID-SEC-2026-4436 Mozilla Firefox für iOS: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 9, 2026

References