CVE-2026-121842 · Other
NO FIX YET · SEE WHAT TO DO
Reader View in Firefox for iOS contains a privilege escalation flaw. The sources do not describe the exact attack path beyond gaining higher privileges inside the app.
first public Nov 9, 2026 · 1 source
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Users of Firefox for iOS whose app predates version 160.0 are affected. The sources do not say whether any specific Reader View setting or content is required to trigger it.
Not affected if firefox-version-160-or-later
Who cares firefox, ios
160.0 as the fixed release.160.0 or later.Privilege escalation in the Reader View component in Firefox for iOS. This vulnerability was fixed in Firefox for iOS 160.0.
NVD data is provided by NIST and is public domain. Posts quoted belong to their authors.
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