VDB
DEBIAN-CVE-2025-14321
DEBIAN-CVE-2025-14321
PUBLISHED
CVSS 9.800000190734863 CRITICAL
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.
Risk Scores
CVSS 3.1
9.800000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:11 | thunderbird | 128.12.0, 1:121.0~b3-1, 1:122.0~b2-1 |
| Debian:14 | firefox-esr | 140.3.0, 140.3.0, 140.3.0 |
| Debian:14 | thunderbird | 1:129.0~b6-1, 1:130.0~b3-1, 1:135.0-1 |
| Debian:11 | firefox-esr | 140.3.0esr-1~deb13u1, 140.3.0esr-2, 140.3.1esr-1 |
| Debian:13 | thunderbird | *, 140.6.0, 140.5.0 |
| Debian:13 | firefox-esr | 140.4.0, 140.5.0, 140.6.0 |
| Debian:12 | thunderbird | 115.12.0-1, 1:102.11.0-1, 1:102.12.0-1 |
| Debian:12 | firefox-esr | 0, 102.11.0esr-1, 102.12.0esr-1 |
Timeline
- Dec 9, 2025 CVE Published
- Apr 28, 2026 CVE Updated