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firefox-esr vulnerabilities · Page 11

Vulnerabilities published for firefox-esr in the last 30 days: 124. Listed in the KEV catalogue: 0.

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Vulnerabilities: 1214

  1. CVE-2026-16356

    Critical · CVSS 9.8EPSS 0.58%Fix available

    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 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13.

    • Update to 140.13.0esr-1~deb13u1
    Published Updated
  2. CVE-2026-16352

    Critical · CVSS 9.8EPSS 0.58%Fix available

    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 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13.

    • Update to 140.13.0esr-1~deb13u1
    Published Updated

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