CWE-640

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. In affected versions it’s possible to guess if a user has an account on the wiki by using the “Forgot your password” form, even if the wiki is closed to guest users. This problem has been patched on XWiki 12.10.9, 13.4.1 and 13.6RC1. Users are advised yo update. There are no known workarounds for this issue.

An attacker can access to “Forgot my password” button, as soon as he puts users is valid in the system, the system would issue a message that a password reset email had been sent to user. This way you can verify which users are in the system and which are not.

A vulnerability was found in Automatic Question Paper Generator 1.0. It has been declared as critical. An attack leads to privilege escalation. The attack can be launched remotely.

Weak Password Recovery Mechanism for Forgotten Password in GitHub repository microweber/microweber prior to 1.3.