vBulletin 5.x through 5.1.6 allows remote authenticated users to bypass authorization checks and inject private messages into conversations via vectors related to an input validation failure.
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Link | Tags |
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http://www.vbulletin.com/forum/forum/vbulletin-announcements/vbulletin-announcements_aa/4319488-security-patch-released-for-vbulletin-5-1-4-5-1-6-and-vbulletin-cloud | vendor advisory |
http://www.openwall.com/lists/oss-security/2015/04/24/4 | third party advisory mailing list |