CRITICAL🇵🇱 Wersja polska

CVE-2021-4140

CVSS 10.0v3.1pub. 2022-12-22upd. 2025-04-16

It was possible to construct specific XSLT markup that would be able to bypass an iframe sandbox. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.

CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

  • Mozilla Firefox

    APP
    Mozilla
    < 96.0

  • Mozilla Firefox Esr

    APP
    Mozilla
    < 91.5

  • Mozilla Thunderbird

    APP
    Mozilla
    < 91.5
🔵
CHECK WITH VENDOR
No clear patch data available. Check vendor references.
CWE
References

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