Mozilla

Firefox ESR

866 vulnerabilities found.

Hinweis: Diese Liste kann unvollständig sein. Daten werden ohne Gewähr im Ursprungsformat bereitgestellt.
  • EPSS 0.05%
  • Published 19.08.2025 20:33:55
  • Last modified 21.08.2025 18:37:31

Uninitialized memory in the JavaScript Engine component. This vulnerability affects Firefox < 142, Firefox ESR < 128.14, Firefox ESR < 140.2, Thunderbird < 142, Thunderbird < 128.14, and Thunderbird < 140.2.

Media report
  • EPSS 0.08%
  • Published 19.08.2025 20:33:55
  • Last modified 21.08.2025 18:36:24

Memory safety bugs present in Firefox ESR 115.26, Firefox ESR 128.13, Thunderbird ESR 128.13, Firefox ESR 140.1, Thunderbird ESR 140.1, Firefox 141 and Thunderbird 141. Some of these bugs showed evidence of memory corruption and we presume that with ...

  • EPSS 0.02%
  • Published 19.08.2025 20:33:54
  • Last modified 21.08.2025 18:37:38

'Same-origin policy bypass in the Graphics: Canvas2D component.' This vulnerability affects Firefox < 142, Firefox ESR < 115.27, Firefox ESR < 128.14, Firefox ESR < 140.2, Thunderbird < 142, Thunderbird < 128.14, and Thunderbird < 140.2.

Media report
  • EPSS 0.06%
  • Published 19.08.2025 20:33:53
  • Last modified 21.08.2025 18:37:45

An attacker was able to perform memory corruption in the GMP process which processes encrypted media. This process is also heavily sandboxed, but represents slightly different privileges from the content process. This vulnerability affects Firefox < ...

  • EPSS 0.06%
  • Published 22.07.2025 20:49:28
  • Last modified 30.07.2025 17:15:28

Memory safety bugs present in Firefox ESR 128.12, Thunderbird ESR 128.12, Firefox ESR 140.0, Thunderbird ESR 140.0, Firefox 140 and Thunderbird 140. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some o...

  • EPSS 0.06%
  • Published 22.07.2025 20:49:28
  • Last modified 30.07.2025 17:15:28

Memory safety bugs present in Firefox ESR 140.0, Thunderbird ESR 140.0, Firefox 140 and Thunderbird 140. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arb...

  • EPSS 0.05%
  • Published 22.07.2025 20:49:27
  • Last modified 28.07.2025 18:42:05

The JavaScript engine did not handle closed generators correctly and it was possible to resume them leading to a nullptr deref. This vulnerability affects Firefox < 141, Firefox ESR < 115.26, Firefox ESR < 128.13, Firefox ESR < 140.1, Thunderbird < 1...

  • EPSS 0.06%
  • Published 22.07.2025 20:49:27
  • Last modified 30.07.2025 17:15:28

Memory safety bugs present in Firefox ESR 115.25, Firefox ESR 128.12, Thunderbird ESR 128.12, Firefox ESR 140.0, Thunderbird ESR 140.0, Firefox 140 and Thunderbird 140. Some of these bugs showed evidence of memory corruption and we presume that with ...

  • EPSS 0.05%
  • Published 22.07.2025 20:49:27
  • Last modified 28.07.2025 13:56:57

In some cases search terms persisted in the URL bar even after navigating away from the search page. This vulnerability affects Firefox < 141, Firefox ESR < 140.1, Thunderbird < 141, and Thunderbird < 140.1.

  • EPSS 0.15%
  • Published 22.07.2025 20:49:26
  • Last modified 15.08.2025 14:25:03

The `username:password` part was not correctly stripped from URLs in CSP reports potentially leaking HTTP Basic Authentication credentials. This vulnerability affects Firefox < 141, Firefox ESR < 128.13, Firefox ESR < 140.1, Thunderbird < 141, Thunde...