CVE-2023-5725

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CVSS 3.1

4.3 medium

EPSS

<1%p58

Published

Oct 25, 2023 (Oct 25, 2023)

Modified

Jun 17, 2026

Description

A malicious installed WebExtension could open arbitrary URLs, which under the right circumstance could be leveraged to collect sensitive user data. This vulnerability affects Firefox < 119, Firefox ESR < 115.4, and Thunderbird < 115.4.1.

Vendors: mozilla debian
Products: firefox, firefox esr, thunderbird, debian linux
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 (0.9%)

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