CVE-2013-4556: Spip

Medium severity, CVSS 4.3. EPSS: 2.1% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in the author page (prive/formulaires/editer_auteur.php) in SPIP before 2.1.24 and 3.0.x before 3.0.12 allows remote attackers to inject arbitrary web script or HTML via the url_site parameter.

Affected products

• Spip Spip: up to and including 2.1.23; version 2.0.0 only; version 2.0.1 only; version 2.0.2 only; version 2.0.3 only; version 2.0.4 only; …

Published 2013-11-18. Last modified 2026-06-16.