CVE-2023-37303

An issue was discovered in the CheckUser extension for MediaWiki through 1.39.3. In certain situations, an attempt to block a user fails after a temporary browser hang and a DBQueryDisconnectedError error message...

CVE-2023-37303

CVE-2023-37303 affects MediaWiki’s CheckUser extension up to 1.39.3, where attempting to block a user can hang the browser and trigger a DBQueryDisconnectedError, potentially impacting availability of user-blocking functionality. Connected advisories corroborate a vulnerability in MediaWiki-relat...