VDB
DEBIAN-CVE-2025-6425
DEBIAN-CVE-2025-6425
PUBLISHED
CVSS 4.300000190734863 MEDIUM
An attacker who enumerated resources from the WebCompat extension could have obtained a persistent UUID that identified the browser, and persisted between containers and normal/private browsing mode, but not profiles. This vulnerability was fixed in Firefox 140, Firefox ESR 115.25, Firefox ESR 128.12, Thunderbird 140, and Thunderbird 128.12.
Risk Scores
CVSS 3.1
4.300000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:12 | firefox-esr | 115.0.2, 102.15.1, 102.15.1 |
| Debian:11 | firefox-esr | 128.5.0esr-1~deb11u1, 128.6.0esr-1, 128.6.0esr-1~deb11u1 |
| Debian:14 | firefox-esr | 0, 0 |
| Debian:11 | thunderbird | 91.13.0-1, 0, 1:102.0.2-1 |
| Debian:13 | firefox-esr | 0, 0 |
| Debian:13 | thunderbird | 0, 0 |
| Debian:12 | thunderbird | 1:102.11.0-1, 1:102.12.0-1~deb10u1, 1:102.12.0-1 |
| Debian:14 | thunderbird | 0, 0 |
Timeline
- Jun 24, 2025 CVE Published
- Apr 28, 2026 CVE Updated