CVE-2007-6205: s9y Serendipity

Medium severity, CVSS 4.3. EPSS: 2.5% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in the remote RSS sidebar plugin (serendipity_plugin_remoterss) in S9Y Serendipity before 1.2.1 allows remote attackers to inject arbitrary web script or HTML via a link in an RSS feed.

Affected products

• s9y Serendipity: version 0.3 only; version 0.4 only; version 0.5 only; version 0.5_pl1 only; version 0.6 only; version 0.6_pl1 only; …

Published 2007-12-11. Last modified 2026-06-16.