CVE-2025-4084

MEDIUM

Firefox <128.10 - Local Code Execution

Title source: llm
STIX 2.1

Description

Due to insufficient escaping of the special characters in the "copy as cURL" feature, an attacker could trick a user into using this command, potentially leading to local code execution on the user's system. *This bug only affects Firefox for Windows. Other versions of Firefox are unaffected.*. This vulnerability was fixed in Firefox ESR 128.10, Firefox ESR 115.23, and Thunderbird 128.10.

Scores

CVSS v3 5.7
EPSS 0.0028
EPSS Percentile 51.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-116
Status published
Products (5)
mozilla/firefox < 115.23
Mozilla/Firefox 115.23 - 115.*
Mozilla/Firefox 128.10
mozilla/thunderbird < 128.10.0
Mozilla/Thunderbird 128.10
Published Apr 29, 2025
Tracked Since Feb 18, 2026