CVE-2011-0909: Vanillaforums Vanilla

Medium severity, CVSS 4.3. EPSS: 0.9% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in Vanilla Forums before 2.0.17.6 allows remote attackers to inject arbitrary web script or HTML via the p parameter to an unspecified component, a different vulnerability than CVE-2011-0526.

Affected products

• Vanillaforums Vanilla: up to and including 2.0.17.5; version 2.0.9 only; version 2.0.10 only; version 2.0.11 only; version 2.0.12 only; version 2.0.13 only; …

Published 2011-02-08. Last modified 2026-06-16.