CVE-2022-29911 Information

Description

An improper implementation of the new iframe sandbox keyword allow-top-navigation-by-user-activation could lead to script execution without allow-scripts being present. This vulnerability affects Thunderbird < 91.9 Firefox ESR < 91.9 and Firefox < 100.

Reference

https://www.mozilla.org/security/advisories/mfsa2022-17/ https://bugzilla.mozilla.org/show_bug.cgi?id=1761981 https://www.mozilla.org/security/advisories/mfsa2022-16/ https://www.mozilla.org/security/advisories/mfsa2022-18/