CVE-2022-29914

When reusing existing popups Firefox would have allowed them to cover the fullscreen notification UI, which could have enabled browser spoofing attacks. This vulnerability affects Thunderbird < 91.9, Firefox ESR < 91.9, and Firefox < 100.

• CWE-1021

• https://bugzilla.mozilla.org/show_bug.cgi?id=1746448Issue Tracking, Permissions Required, Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2022-16/Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2022-17/Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2022-18/Vendor Advisory
• https://bugzilla.mozilla.org/show_bug.cgi?id=1746448Issue Tracking, Permissions Required, Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2022-16/Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2022-17/Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2022-18/Vendor Advisory

Published

Dec 22, 2022

Last Modified

Jun 17, 2026

Status

Modified

• One Click Account Takeover in GranolaHow a notification link broke out of Electron and led to a one-click account takeover.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
• PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
• AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.

• CVE-2022-29909Documents in deeply-nested cross-origin browsing contexts co…8.8
• CVE-2022-2991A heap-based buffer overflow was found in the Linux kernel's…6.7
• CVE-2022-29910When closed or sent to the background, Firefox for Android w…6.1
• CVE-2022-29911An improper implementation of the new iframe sandbox keyword…6.1
• CVE-2022-29912Requests initiated through reader mode did not properly omit…6.1
• CVE-2022-29913The parent process would not properly check whether the Spee…6.5
• CVE-2022-29915The Performance API did not properly hide the fact whether a…4.3
• CVE-2022-29916Firefox behaved slightly differently for already known resou…6.5
• CVE-2022-29917Mozilla developers Andrew McCreight, Gabriele Svelto, Tom Ri…9.8
• CVE-2022-29918Mozilla developers Gabriele Svelto, Randell Jesup and the Mo…8.8
• CVE-2022-29919Use after free in the Intel(R) VROC software before version …7.8
• CVE-2022-2992A vulnerability in GitLab CE/EE affecting all versions from …9.9