CVSS 3.1 Score 4.3 of 10 (medium)


Published Jul 7, 2024
Updated: Jul 9, 2024
CWE ID 532


CVE-2024-40598 is a cyber vulnerability discovered in the CheckUser extension for MediaWiki through version 1.42.1. This vulnerability exposes suppressed information for log events through the API, as the log_deleted attribute is not applied to entries. The affected products include various versions of MediaWiki, such as Xz2hff and Xz2hfe, among others. To remediate this vulnerability, users should upgrade to a version of MediaWiki that includes the fix for this issue. The potential danger posed by this vulnerability is considered medium, with a base severity score of 4.3 out of 10. It requires low privileges and no user interaction for exploitation and can result in low confidentiality impact.

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