4.3
CVE-2025-6425
- EPSS 0.41%
- Veröffentlicht 24.06.2025 12:27:59
- Zuletzt bearbeitet 13.04.2026 15:17:06
- Quelle security@mozilla.org
- CVE-Watchlists
- Unerledigt
The WebCompat WebExtension shipped with Firefox exposed a persistent UUID
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.
| Typ | Quelle | Score | Percentile |
|---|---|---|---|
| EPSS | FIRST.org | 0.41% | 0.614 |
| Quelle | Base Score | Exploit Score | Impact Score | Vector String |
|---|---|---|---|---|
| 134c704f-9b21-4f2e-91b3-4a467353bcc0 | 4.3 | 2.8 | 1.4 |
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
|
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.