CVE-2024-40597

Summary

CVE-2024-40597 is a vulnerability affecting the CheckUser extension in MediaWiki versions up to 1.42.1. This issue permits the exposure of previously suppressed information in log events. The log_deleted attribute, intended to hide certain data, is disregarded in this vulnerability, potentially leading to unintended information disclosure. MediaWiki users running unpatched versions are advised to update as soon as possible to mitigate this risk.

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