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Vulnerabilidades de firefox-esr · Página 16

Vulnerabilidades publicadas para firefox-esr en los últimos 30 días: 268. Incluidas en el catálogo KEV: 0.

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Vulnerabilidades: 1358

  1. CVE-2026-84131

    Alta · CVSS 8.8EPSS 0,33%Corrección disponible

    Privilege escalation due to invalid pointer in the Graphics component

    Privilege escalation due to invalid pointer in the Graphics component. This vulnerability was fixed in Firefox 155, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2.

    firefox-esrSistemas operativos
    • Actualiza a 140.15.0esr-1~deb13u1
    Publicación Actualización
    Aviso original 1 ↗Aviso original 2 ↗Aviso original 3 ↗

  2. CVE-2026-84121

    Crítica · CVSS 9.6EPSS 0,32%Corrección disponible

    Sandbox escape due to use-after-free in the DOM: Security component

    Sandbox escape due to use-after-free in the DOM: Security component. This vulnerability was fixed in Firefox 155, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2.

    firefox-esrSistemas operativos
    • Actualiza a 140.15.0esr-1~deb13u1
    Publicación Actualización
    Aviso original 1 ↗Aviso original 2 ↗Aviso original 3 ↗

  3. CVE-2026-84120

    Media · CVSS 5.4EPSS 0,22%Corrección disponible

    Use-after-free in the Audio/Video component

    Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 155, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2.

    firefox-esrSistemas operativos
    • Actualiza a 140.15.0esr-1~deb13u1
    Publicación Actualización
    Aviso original 1 ↗Aviso original 2 ↗Aviso original 3 ↗

  4. CVE-2026-84119

    Crítica · CVSS 9.6EPSS 0,32%Corrección disponible

    Sandbox escape due to use-after-free in the DOM: Navigation component

    Sandbox escape due to use-after-free in the DOM: Navigation component. This vulnerability was fixed in Firefox 155, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2.

    firefox-esrSistemas operativos
    • Actualiza a 140.15.0esr-1~deb13u1
    Publicación Actualización
    Aviso original 1 ↗Aviso original 2 ↗Aviso original 3 ↗

  5. CVE-2026-75874

    Crítica · CVSS 10EPSS 0,46%Corrección disponible

    Sandbox escape in the Remote Settings Client component

    Sandbox escape in the Remote Settings Client component. This vulnerability was fixed in Firefox 154, Thunderbird 154, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 140.15, and Thunderbird 153.2.

    firefox-esrSistemas operativos
    • Actualiza a 140.15.0esr-1~deb13u1
    Publicación Actualización
    Aviso original 1 ↗Aviso original 2 ↗Aviso original 3 ↗

  6. CVE-2026-74990

    Crítica · CVSS 9.8EPSS 0,71%Corrección disponible

    Internally found bugs fixed in Thunderbird ESR 140.14, Thunderbird ESR 153.1 and Thunderbird 154

    Internally found bugs present in Thunderbird ESR 140.13, Thunderbird ESR 153.0 and Thunderbird 153. Some of these bugs showed evidence of memory corruption or another security-relevant defect and we presume that with enough effort some of these could have been exploited. 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.

    firefox-esrSistemas operativos
    • Actualiza a 140.14.0esr-1~deb13u1
    Publicación Actualización
    Aviso original 1 ↗Aviso original 2 ↗Aviso original 3 ↗

  7. CVE-2026-74987

    Crítica · CVSS 9.8EPSS 0,71%Corrección disponible

    Internally found bugs fixed in Thunderbird ESR 140.14, Thunderbird ESR 153.1 and Thunderbird 154

    Internally found bugs present in Thunderbird ESR 140.13, Thunderbird ESR 153.0 and Thunderbird 153. Some of these bugs showed evidence of memory corruption or another security-relevant defect and we presume that with enough effort some of these could have been exploited. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.

    firefox-esrSistemas operativos
    • Actualiza a 140.14.0esr-1~deb13u1
    Publicación Actualización
    Aviso original 1 ↗Aviso original 2 ↗Aviso original 3 ↗

  8. CVE-2026-74983

    Alta · CVSS 8.1EPSS 0,43%Corrección disponible

    Mitigation bypass in the Data Loss Prevention component

    Mitigation bypass in the Data Loss Prevention 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.

    firefox-esrSistemas operativos
    • Actualiza a 140.14.0esr-1~deb13u1
    Publicación Actualización
    Aviso original 1 ↗Aviso original 2 ↗Aviso original 3 ↗

  9. CVE-2026-74976

    Media · CVSS 6.5EPSS 0,42%Corrección disponible

    JIT miscompilation in the JavaScript Engine: JIT component

    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.

    firefox-esrSistemas operativos
    • Actualiza a 140.14.0esr-1~deb13u1
    Publicación Actualización
    Aviso original 1 ↗Aviso original 2 ↗Aviso original 3 ↗

  10. CVE-2026-74974

    Media · CVSS 5.4EPSS 0,17%Corrección disponible

    Same-origin policy bypass in the Graphics: ImageLib component

    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.

    firefox-esrSistemas operativos
    • Actualiza a 140.14.0esr-1~deb13u1
    Publicación Actualización
    Aviso original 1 ↗Aviso original 2 ↗Aviso original 3 ↗

  11. CVE-2026-74973

    Media · CVSS 4.2EPSS 0,21%Corrección disponible

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

    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.

    firefox-esrSistemas operativos
    • Actualiza a 140.14.0esr-1~deb13u1
    Publicación Actualización
    Aviso original 1 ↗Aviso original 2 ↗Aviso original 3 ↗

  12. CVE-2026-74972

    Media · CVSS 4.3EPSS 0,35%Corrección disponible

    Information disclosure in the DOM: Push Subscriptions component

    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.

    firefox-esrSistemas operativos
    • Actualiza a 140.14.0esr-1~deb13u1
    Publicación Actualización
    Aviso original 1 ↗Aviso original 2 ↗Aviso original 3 ↗

  13. CVE-2026-74971

    Media · CVSS 4.3EPSS 0,35%Corrección disponible

    Information disclosure in the DOM: UI Events & Focus Handling component

    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.

    firefox-esrSistemas operativos
    • Actualiza a 140.14.0esr-1~deb13u1
    Publicación Actualización
    Aviso original 1 ↗Aviso original 2 ↗Aviso original 3 ↗

  14. CVE-2026-74969

    Alta · CVSS 8.8EPSS 0,48%Corrección disponible

    Use-after-free in the Layout: Text and Fonts component

    Use-after-free in the Layout: Text and Fonts 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.

    firefox-esrSistemas operativos
    • Actualiza a 140.14.0esr-1~deb13u1
    Publicación Actualización
    Aviso original 1 ↗Aviso original 2 ↗Aviso original 3 ↗

  15. CVE-2026-74967

    Media · CVSS 5.4EPSS 0,17%Corrección disponible

    Same-origin policy bypass in the Audio/Video: Playback component

    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.

    firefox-esrSistemas operativos
    • Actualiza a 140.14.0esr-1~deb13u1
    Publicación Actualización
    Aviso original 1 ↗Aviso original 2 ↗Aviso original 3 ↗

  16. CVE-2026-74965

    Alta · CVSS 8.8EPSS 0,44%Corrección disponible

    Privilege escalation in the Shell Integration component

    Privilege escalation in the Shell Integration 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.

    firefox-esrSistemas operativos
    • Actualiza a 140.14.0esr-1~deb13u1
    Publicación Actualización
    Aviso original 1 ↗Aviso original 2 ↗Aviso original 3 ↗

  18. CVE-2026-74963

    Media · CVSS 5.4EPSS 0,17%Corrección disponible

    Same-origin policy bypass in the Networking: Cookies component

    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.

    firefox-esrSistemas operativos
    • Actualiza a 140.14.0esr-1~deb13u1
    Publicación Actualización
    Aviso original 1 ↗Aviso original 2 ↗Aviso original 3 ↗

  19. CVE-2026-74962

    Alta · CVSS 8.1EPSS 0,22%Corrección disponible

    Site isolation issue in the Networking: Cookies component

    Site isolation issue 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.

    firefox-esrSistemas operativos
    • Actualiza a 140.14.0esr-1~deb13u1
    Publicación Actualización
    Aviso original 1 ↗Aviso original 2 ↗Aviso original 3 ↗

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