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CVE-2026-109308

Craft CMS 4.0.0 before 4.18.7 and 5.0.0 before 5.10.14 RCE via actionCacheUpdates Behavior Injection PUBLISHED

Description (CNA)

Craft CMS 4.0.0 before 4.18.7 and 5.0.0 before 5.10.14 passes the raw 'updates' request parameter in AppController::actionCacheUpdates to UpdatesModel without Component::cleanseConfig(), allowing behavior and event-handler injection. Authenticated control panel users with the performUpdates permission or Updates-utility access can supply 'as' or 'on' keys, such as an AttributeTypecastBehavior gadget, to execute arbitrary code.

Affected (CNA)

Vendor / productVersions
craftcms / cmsaffected 4.0.0 before 4.18.7; unaffected 4.18.7
craftcms / cmsaffected 5.0.0 before 5.10.14; unaffected 5.10.14

CWE

CWE-94

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.