CVE-2012-0320: Movable Type before 4.38, 5.0x before 5.07, and 5.1x before 5.13 allows remote attackers to take control of...

Security readout for executives and security teams

Older Movable Type installations may let a remote attacker take over user sessions through flaws tied to commenting and community functionality. That can undermine account trust and content administration. Public sites running affected versions should be treated as priority upgrade targets, especially if those features are enabled. Exposure is most likely on internet-facing Movable Type sites running affected versions, particularly where commenting or community scripts are available to untrusted users. The bundle does not identify affected CPEs or deployment-specific prerequisites. Treat as a high-priority legacy CMS remediation item if Movable Type remains in use. The business risk is unauthorized session control, which can affect content integrity and administrative trust. Urgency depends on whether affected versions are still public-facing. Mitigation focus: Upgrade Movable Type to 4.38, 5.07, 5.13, or later as applicable.; Apply Debian DSA-2423 updates for Debian-packaged Movable Type deployments.; Prioritize public sites with commenting or community functionality enabled..

Prepared

Jun 24, 2026, 12:52 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.