CVE-2015-1431: Phpbb

Medium severity, CVSS 4.3. EPSS: 2.7% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in includes/startup.php in phpBB before 3.0.13 allows remote attackers to inject arbitrary web script or HTML via vectors related to "Relative Path Overwrite."

Affected products

• Phpbb Phpbb: up to and including 3.0.12

Published 2015-02-10. Last modified 2026-06-17.