CVE-2013-3630: Moodle through 2.5.2 allows remote authenticated administrators to execute arbitrary programs by configurin...

Security readout for executives and security teams

This issue lets an authenticated Moodle administrator turn a spell-check configuration setting into server-side program execution. The attacker already needs administrator access, but successful abuse could move the impact from application control to underlying server compromise. Exposure is most likely on legacy Moodle deployments at or below 2.5.2, especially where administrator accounts are shared, weakly protected, or externally accessible. Current supported Moodle versions are not confirmed affected by the supplied sources. Prioritize remediation for any internet-accessible or business-critical legacy Moodle instance. The exploit path requires admin access, so urgency depends on administrator account risk, but server execution impact is material. Mitigation focus: Inventory Moodle instances and confirm whether any run version 2.5.2 or earlier.; Review official Moodle guidance for the appropriate supported upgrade or patch path.; Restrict Moodle administrator access to trusted staff and trusted networks where possible..

Prepared

Jun 14, 2026, 15:13 UTC (UTC+00:00)

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