tag/tag_autocomplete.php in Moodle through 2.4.11, 2.5.x before 2.5.9, 2.6.x before 2.6.6, and 2.7.x before 2.7.3 does not consider the moodle/tag:edit capability before adding a tag, which allows remote authenticated users to bypass intended access restrictions via an AJAX request.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-7846
Reference (s):
- http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-47965
- https://moodle.org/mod/forum/discuss.php?d=275157
- MLIST:[oss-security] 20141117 Moodle security issues are now public
- URL: http://openwall.com/lists/oss-security/2014/11/17/11
- SECTRACK:1031215