CVE-2024-40596: mediawiki (CVSS 4.3)

Description

An issue was discovered in the CheckUser extension for MediaWiki through 1.42.1. The Special:Investigate feature can expose suppressed information for log events. (TimelineService does not support properly suppressing.)

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CVSS v3.1 Score

4.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Weakness Type (CWE)

CWE-532 CWE-532

Affected Products

Vendor	Product	Versions
mediawiki	mediawiki	< 1.42.1

References

Other References

https://phabricator.wikimedia.org/T326866 https://phabricator.wikimedia.org/T326866

Frequently Asked Questions

What is CVE-2024-40596? +

An issue was discovered in the CheckUser extension for MediaWiki through 1.42.1. The Special:Investigate feature can expose suppressed information for log events. (TimelineService does not support properly suppressing.) It has a CVSS v3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2024-40596? +

CVE-2024-40596 has a CVSS v3.1 score of 4.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-40596? +

CVE-2024-40596 affects products from mediawiki, specifically: mediawiki. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-40596? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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