CVE-2012-5487: Plone

High severity, CVSS 8.5. EPSS: 1.7% chance of exploitation in the next 30 days.

The sandbox whitelisting function (allowmodule.py) in Plone before 4.2.3 and 4.3 before beta 1 allows remote authenticated users with certain privileges to bypass the Python sandbox restriction and execute arbitrary Python code via vectors related to importing.

Affected products

• Plone Plone: up to and including 4.2.2; 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 2014-09-30. Last modified 2026-06-16.