CVE-2017-5475: s9y Serendipity

High severity, CVSS 8.8. EPSS: 0.6% chance of exploitation in the next 30 days.

comment.php in Serendipity through 2.0.5 allows CSRF in deleting any comments.

Affected products

• s9y Serendipity: up to and including 2.0.5

Published 2017-01-14. Last modified 2026-06-17.