CVE-2025-5264

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 139 Firefox ESR versions prior to 115.24 Firefox ESR versions prior to 128.11

Description The issue is due to insufficient escaping of the newline character 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.

Recommendations For Firefox versions prior to 139, update to version 139 or later. For Firefox ESR versions prior to 115.24, update to version 115.24 or later. For Firefox ESR versions prior to 128.11, update to version 128.11 or later.