mozilla

26 records · 1 with a public proof-of-concept

Disclosed vulnerabilities where the NVD names mozilla as an affected vendor, highest CVSS first.

  1. CRITICAL 9.8CVE-2026-1008102026-09-29

    Other issue in the DevTools component. This vulnerability was fixed in Thunderbird 157 and Firefox 157.

    firefox · thunderbird

    AI risk analysis on Exploit-DB.ai →

  2. CRITICAL 9.6CVE-2026-1008192026-09-29

    Sandbox escape due to incorrect boundary conditions in the XPCOM component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.

    firefox · thunderbird

    AI risk analysis on Exploit-DB.ai →

  3. CRITICAL 9.6CVE-2026-1008182026-09-29

    Sandbox escape due to use-after-free in the Widget: Gtk component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, and Firefox ESR 140.17.

    firefox · thunderbird

    AI risk analysis on Exploit-DB.ai →

  4. CRITICAL 9.6CVE-2026-1008112026-09-29

    Sandbox escape due to use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, and Firefox ESR 140.17.

    firefox · thunderbird

    AI risk analysis on Exploit-DB.ai →

  5. CRITICAL 9.6CVE-2026-1007872026-09-29

    Sandbox escape in the XUL component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.

    firefox · thunderbird

    AI risk analysis on Exploit-DB.ai →

  6. CRITICAL 9.6CVE-2026-1007862026-09-29

    Sandbox escape due to use-after-free in the Graphics component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.

    firefox · thunderbird

    AI risk analysis on Exploit-DB.ai →

  7. CRITICAL 9.6CVE-2026-1007812026-09-29

    Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.

    firefox · thunderbird

    AI risk analysis on Exploit-DB.ai →

  8. CRITICAL 9.6CVE-2026-1007782026-09-29

    Sandbox escape due to use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.

    firefox · thunderbird

    AI risk analysis on Exploit-DB.ai →

  9. HIGH 8.8CVE-2026-1008322026-09-29

    Use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 140.17, Thunderbird 153.4, Firefox ESR 115.42, and Firefox ESR 140.17.

    firefox · thunderbird

    AI risk analysis on Exploit-DB.ai →

  10. HIGH 8.8CVE-2026-1008202026-09-29

    Privilege escalation in the Address Bar component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, and Firefox ESR 140.17.

    firefox · thunderbird

    AI risk analysis on Exploit-DB.ai →

  11. HIGH 8.8CVE-2026-1008152026-09-29

    Use-after-free in the CSS Parsing and Computation component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.

    firefox · thunderbird

    AI risk analysis on Exploit-DB.ai →

  12. HIGH 8.8CVE-2026-1008142026-09-29

    Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.

    firefox · thunderbird

    AI risk analysis on Exploit-DB.ai →

  13. HIGH 8.8CVE-2026-1008132026-09-29

    Invalid pointer in the JavaScript Engine: JIT component. This vulnerability was fixed in Thunderbird 157 and Firefox 157.

    firefox · thunderbird

    AI risk analysis on Exploit-DB.ai →

  14. HIGH 8.8CVE-2026-1008082026-09-29

    Mitigation bypass in the DOM: Service Workers component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.

    firefox · thunderbird

    AI risk analysis on Exploit-DB.ai →

  15. HIGH 8.8CVE-2026-1007852026-09-29

    Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.

    firefox · thunderbird

    AI risk analysis on Exploit-DB.ai →

  16. HIGH 8.8CVE-2026-1007842026-09-29

    Use-after-free in the Layout: Text and Fonts component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.

    firefox · thunderbird

    AI risk analysis on Exploit-DB.ai →

  17. HIGH 8.8CVE-2026-1007822026-09-29

    Privilege escalation due to incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.

    firefox · thunderbird

    AI risk analysis on Exploit-DB.ai →

  18. HIGH 8.8CVE-2026-1007802026-09-29

    Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.

    firefox · thunderbird

    AI risk analysis on Exploit-DB.ai →

  19. HIGH 8.8CVE-2026-1007792026-09-29

    Use-after-free in the XSLT component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.

    firefox · thunderbird

    AI risk analysis on Exploit-DB.ai →

  20. HIGH 8.8CVE-2026-1007772026-09-29

    Use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.

    firefox · thunderbird

    AI risk analysis on Exploit-DB.ai →

  21. HIGH 8.1CVE-2026-1008162026-09-29

    Site isolation issue in the DOM: Networking component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.

    firefox · thunderbird

    AI risk analysis on Exploit-DB.ai →

  22. HIGH 8.1CVE-2026-1008092026-09-29

    Same-origin policy bypass in the DevTools component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.

    firefox · thunderbird

    AI risk analysis on Exploit-DB.ai →

  23. MEDIUM 6.5CVE-2026-1008122026-09-29

    Denial-of-service in the Graphics component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.

    firefox · thunderbird

    AI risk analysis on Exploit-DB.ai →

  24. MEDIUM 5.4CVE-2026-100823public PoC2026-09-29

    Spoofing issue in the Downloads component in Firefox for Android. This vulnerability was fixed in Firefox 157.

    firefox mobile

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  25. MEDIUM 4.3CVE-2026-968692026-09-29

    Information disclosure in the Networking component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, and Firefox ESR 140.17.

    firefox · thunderbird

    AI risk analysis on Exploit-DB.ai →

  26. MEDIUM 4.3CVE-2026-1007832026-09-29

    Uninitialized memory in the Audio/Video component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.

    firefox · thunderbird

    AI risk analysis on Exploit-DB.ai →