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Vulnerability DatabaseCVE-2026-2447

CVE-2026-2447: 
NixOS vulnerability analysis and mitigation

Heap buffer overflow in libvpx. This vulnerability affects Firefox < 147.0.4, Firefox ESR < 140.7.1, Firefox ESR < 115.32.1, Thunderbird < 140.7.2, and Thunderbird < 147.0.2.

Source: NVD

Related NixOS vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2026-4370CRITICAL10
  • NixOSNixOS
  • juju
NoYesApr 01, 2026
CVE-2026-34235MEDIUM6.9
  • NixOSNixOS
  • pjsip
NoYesMar 31, 2026
CVE-2026-34730MEDIUM5.5
  • PythonPython
  • copier
NoYesApr 02, 2026
CVE-2026-32113MEDIUM5.1
  • NixOSNixOS
  • cpe:2.3:a:discourse:discourse
NoYesMar 31, 2026
CVE-2026-34726MEDIUM4.4
  • PythonPython
  • copier
NoYesApr 02, 2026

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