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Cotonti Cotonti CMS Comments pluginCotonti CMS Comments Plugin PHP Object Injection via Unrestricted unserialize() in Create/Edit Actions

Risk 59
Severity
7.7
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L

Cotonti CMS's Comments plugin deserializes user-supplied data without restricting the classes that may be instantiated. In plugins/comments/controllers/actions/CreateAction.php, a POST parameter obtained via (trim-only sanitization) is passed to with no restriction, reachable by any member with write access to comments (the default setting in plugins/comments/comments.setup.php).

First published (updated )
CVE-2026-71294

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SecAlerts Pty Ltd.
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