High · 8.8 CVE-2026-121842 EUVD-2026-120058GHSA-347w-cc86-vh56

Privilege escalation in the Reader View component in Firefox for iOS

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

Description

Privilege escalation in the Reader View component in Firefox for iOS. This vulnerability was fixed in Firefox for iOS 160.0.

Vendor	Product	Affected	Fixed
Mozilla	Firefox for iOS	—	160.0