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CVE-2025-6425

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CVSS 3.1
4.3 medium
EPSS
<1%p19
Published
()
Modified
Description

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.

Vendors
mozilla
Products
firefox
Weakness
CWE-200
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
NVD CVE.org GitHub PoCs EPSS (0.3%)

In the news

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