CVE-2022-34474

Even when an iframe was sandboxed with <code>allow-top-navigation-by-user-activation</code>, if it received a redirect header to an external protocol the browser would process the redirect and prompt the user as appropriate. This vulnerability affects Firefox < 102.

• CWE-601
• CWE-601

• https://bugzilla.mozilla.org/show_bug.cgi?id=1677138Issue Tracking, Permissions Required, Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2022-24/Vendor Advisory
• https://bugzilla.mozilla.org/show_bug.cgi?id=1677138Issue Tracking, Permissions Required, Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2022-24/Vendor Advisory

Published

Dec 22, 2022

Last Modified

Jun 17, 2026

Status

Modified

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