Main Vulnerability Database Vulnerabilities #VU109880

#VU109880 Protection Mechanism Failure in Mozilla Firefox and Firefox for Android - CVE-2025-5271

Published: May 27, 2025

Vulnerability identifier: #VU109880

Vulnerability risk: Low

CVSSv4.0: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear

CVE-ID: CVE-2025-5271

CWE-ID: CWE-693

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerable software:
Mozilla Firefox
Firefox for Android

Software vendor:
Mozilla

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to Devtools ignores CSP headers when previewing content. A remote attacker can perform content injection attacks.

Install updates from vendor's website.