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Vulnerabilidades de thunderbird · Página 26

Vulnerabilidades publicadas para thunderbird en los últimos 30 días: 263. Incluidas en el catálogo KEV: 0.

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Vulnerabilidades: 1304

  1. CVE-2026-74942

    Alta · CVSS 8.8EPSS 0,45%Sin corrección publicada

    Privilege escalation in the Remote Settings Client component

    Privilege escalation in the Remote Settings Client 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.

    Publicación Actualización
  2. CVE-2026-74934

    Alta · CVSS 7.5EPSS 0,21%Sin corrección publicada

    Site isolation issue in the Graphics: CanvasWebGL component

    Site isolation issue in the Graphics: CanvasWebGL 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.

    Publicación Actualización
  3. CVE-2026-14899

    Alta · CVSS 7.5EPSS 0,47%Sin corrección publicada

    Off-by-one out of bounds read in MIME header parser for forwarding

    The code to parse MIME headers for display when forwarding a message (if the setting to view all headers was enabled) had an off-by-one error, allowing a single byte to be read from the memory after the buffer for the headers, and potentially crashing Thunderbird. This vulnerability was fixed in Thunderbird 153 and Thunderbird 140.13.

    Publicación Actualización
  4. CVE-2026-16360

    Crítica · CVSS 9.8EPSS 0,61%Sin corrección publicada

    Memory safety bugs fixed in Thunderbird ESR 140.13 and Thunderbird 153

    Memory safety bugs present in Thunderbird ESR 140.12 and Thunderbird 152. 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 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13.

    Publicación Actualización
  5. CVE-2026-16412

    Crítica · CVSS 9.8EPSS 0,61%Sin corrección publicada

    Memory safety bugs fixed in Thunderbird ESR 140.13 and Thunderbird 153

    Memory safety bugs present in Thunderbird ESR 140.12 and Thunderbird 152. 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 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13.

    Publicación Actualización
  6. CVE-2026-16411

    Crítica · CVSS 9.8EPSS 0,57%Sin corrección publicada

    Memory safety bugs fixed in Thunderbird 153

    Memory safety bugs present in Thunderbird 152. 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 153 and Thunderbird 153.

    Publicación Actualización

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