Veille CVE

Mardi 18 août 2026

15 CVE sur 58

Critique 17 Élevée 26 Moyenne 15 Faible 0 Non évaluée 0 Exploitées (KEV) Tri : plus récentes « Mozilla Firefox » ✕
  1. CVE-2026-74984 6.8 Moyenne

    Mozilla Firefox · Mozilla Thunderbird

    Race condition in the JavaScript Engine component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1.

  2. CVE-2026-74980 6.5 Moyenne

    Mozilla Firefox · Mozilla firefox mobile

    Clickjacking issue in the Downloads component in Firefox for Android. This vulnerability was fixed in Firefox 154.

  3. CVE-2026-74976 6.5 Moyenne

    Mozilla Firefox · Mozilla Thunderbird

    JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.

  4. CVE-2026-74975 5.4 Moyenne

    Mozilla Firefox · Mozilla firefox mobile

    Spoofing issue in the Downloads component in Firefox for Android. This vulnerability was fixed in Firefox 154.

  5. CVE-2026-74974 5.4 Moyenne

    Mozilla Firefox · Mozilla Thunderbird

    Same-origin policy bypass in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 154, Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.

  6. CVE-2026-74973 4.2 Moyenne

    Mozilla Firefox · Mozilla Thunderbird

    Race condition, use-after-free in the Graphics component. This vulnerability was fixed in Firefox 154, Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.

  7. CVE-2026-74972 4.3 Moyenne

    Mozilla Firefox · Mozilla Thunderbird

    Information disclosure in the DOM: Push Subscriptions component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.

  8. CVE-2026-74971 4.3 Moyenne

    Mozilla Firefox · Mozilla Thunderbird

    Information disclosure in the DOM: UI Events & Focus Handling component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.

  9. CVE-2026-74970 5.4 Moyenne

    Mozilla Firefox · Mozilla Thunderbird

    Site isolation issue in the Graphics component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1.

  10. CVE-2026-74968 5.4 Moyenne

    Mozilla Firefox · Mozilla Thunderbird

    Site isolation issue in the Graphics: WebRender component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1.

  11. CVE-2026-74967 5.4 Moyenne

    Mozilla Firefox · Mozilla Thunderbird

    Same-origin policy bypass in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.

  12. CVE-2026-74963 5.4 Moyenne

    Mozilla Firefox · Mozilla Thunderbird

    Same-origin policy bypass in the Networking: Cookies component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.

  13. CVE-2026-74951 6.5 Moyenne

    Mozilla Firefox · Mozilla firefox mobile

    Clickjacking issue in Firefox for Android. This vulnerability was fixed in Firefox 154.

  14. CVE-2026-74948 6.5 Moyenne

    Mozilla Firefox · Mozilla Thunderbird

    Information disclosure in the Graphics component. This vulnerability was fixed in Firefox 154, Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.

  15. CVE-2026-74945 6.5 Moyenne

    Mozilla Firefox · Mozilla Thunderbird

    Information disclosure in the Graphics: Text component. This vulnerability was fixed in Firefox 154, Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.