← All CVEs

CVE-2025-14321

critical · 9.8

Use-after-free in the WebRTC: Signaling component. This vulnerability was fixed in Firefox 146, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6.

9.8
CVSS
0.6%
EPSS (exploit prob.)
47th
EPSS percentile
2025-12-09
Published

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

Weaknesses

CWE-416

Affected products

VendorProductAffected versions
mozillafirefox< 140.6.0
mozillafirefox< 146.0
mozillathunderbird< 140.6.0
mozillathunderbird< 146.0

Check a specific version with /api/v1/cve/match.

References

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2025-14321