CVE-2026-4725 PUBLISHED CVSS 7.5 HIGH

Race condition, use-after-free in the Graphics: WebRender component. This vulnerability affects Firefox < 149, Firefox ESR < 115.34, Firefox ESR < 140.9, Thunderbird < 149, and Thunderbird < 140.9.

EPSS 0.01% · 2.1th percentile

Risk Scores

CVSS v3.1
7.5
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score
0.01%
2.1th percentile

Affected Products

VendorProductVersions
MozillaFirefox ESRunspecified, unspecified
MozillaFirefoxunspecified
MozillaThunderbirdunspecified, unspecified

Timeline

References

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