Bypassing Access Restrictions in Moodle 2.9.x

CVE-2015-3273 · MEDIUM Severity

AV:N/AC:L/AU:S/C:N/I:P/A:N

mod/forum/post.php in Moodle 2.9.x before 2.9.1 does not consider the mod/forum:canposttomygroups capability before authorizing "Post a copy to all groups" actions, which allows remote authenticated users to bypass intended access restrictions by leveraging per-group authorization.

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