CVE-2011-1340: Plone

Medium severity, CVSS 4.3. EPSS: 1.2% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in skins/plone_templates/default_error_message.pt in Plone before 2.5.3 allows remote attackers to inject arbitrary web script or HTML via the type_name parameter to Members/ipa/createObject.

Affected products

• Plone Plone: up to and including 2.5.2; version 1.0 only; version 1.0.1 only; version 1.0.2 only; version 1.0.3 only; version 1.0.4 only; …

Published 2011-08-05. Last modified 2026-06-16.