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Vulnérabilités de firefox-esr · Page n° 25

Vulnérabilités publiées pour firefox-esr au cours des 30 derniers jours : 206. Présentes dans le catalogue KEV : 0.

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Vulnérabilités : 1358

  1. CVE-2026-4690

    Critique · CVSS 9.6EPSS 0,8%Correctif disponible

    Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component

    Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.

    • Mettez à jour vers 140.9.0esr-1~deb13u1
    Publication Mise à jour
  2. CVE-2026-4689

    Critique · CVSS 10EPSS 0,69%Correctif disponible

    Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component

    Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.

    • Mettez à jour vers 140.9.0esr-1~deb13u1
    Publication Mise à jour
  3. CVE-2026-4688

    Critique · CVSS 9.6EPSS 0,55%Correctif disponible

    Sandbox escape due to use-after-free in the Disability Access APIs component

    Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.

    • Mettez à jour vers 140.9.0esr-1~deb13u1
    Publication Mise à jour
  4. CVE-2026-4687

    Critique · CVSS 9.6EPSS 0,56%Correctif disponible

    Sandbox escape due to incorrect boundary conditions in the Telemetry component

    Sandbox escape due to incorrect boundary conditions in the Telemetry component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.

    • Mettez à jour vers 140.9.0esr-1~deb13u1
    Publication Mise à jour
  5. CVE-2026-4686

    Élevée · CVSS 7.5EPSS 0,73%Correctif disponible

    Incorrect boundary conditions in the Graphics: Canvas2D component

    Incorrect boundary conditions in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.

    • Mettez à jour vers 140.9.0esr-1~deb13u1
    Publication Mise à jour
  6. CVE-2026-4685

    Élevée · CVSS 7.5EPSS 0,71%Correctif disponible

    Incorrect boundary conditions in the Graphics: Canvas2D component

    Incorrect boundary conditions in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.

    • Mettez à jour vers 140.9.0esr-1~deb13u1
    Publication Mise à jour
  7. CVE-2026-4684

    Élevée · CVSS 7.5EPSS 0,37%Correctif disponible

    Race condition, use-after-free in the Graphics: WebRender component

    Race condition, use-after-free in the Graphics: WebRender component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.

    • Mettez à jour vers 140.9.0esr-1~deb13u1
    Publication Mise à jour
  8. CVE-2026-2793

    Critique · CVSS 9.8EPSS 0,38%Correctif disponible

    Memory safety bugs fixed in Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148 and Thunderbird 148

    Memory safety bugs present in Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird ESR 140.7, Firefox 147 and Thunderbird 147. 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 arbitrary code. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

    • Mettez à jour vers 140.8.0esr-1~deb13u1
    Publication Mise à jour
  9. CVE-2026-2792

    Critique · CVSS 9.8EPSS 0,38%Correctif disponible

    Memory safety bugs fixed in Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148 and Thunderbird 148

    Memory safety bugs present in Firefox ESR 140.7, Thunderbird ESR 140.7, Firefox 147 and Thunderbird 147. 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 arbitrary code. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

    • Mettez à jour vers 140.8.0esr-1~deb13u1
    Publication Mise à jour
  10. CVE-2026-2788

    Critique · CVSS 9.8EPSS 0,68%Correctif disponible

    Incorrect boundary conditions in the Audio/Video: GMP component

    Incorrect boundary conditions in the Audio/Video: GMP component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

    • Mettez à jour vers 140.8.0esr-1~deb13u1
    Publication Mise à jour
  11. CVE-2026-2783

    Moyenne · CVSS 6.5EPSS 0,34%Correctif disponible

    Information disclosure due to JIT miscompilation in the JavaScript Engine: JIT component

    Information disclosure due to JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

    • Mettez à jour vers 140.8.0esr-1~deb13u1
    Publication Mise à jour

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