CVE-2024-40604

MEDIUM

Published Jul 7, 2024 Modified Mar 18, 2025 CWE-79

Description

An issue was discovered in the Nimbus skin for MediaWiki through 1.42.1. There is Stored XSS via MediaWiki:Nimbus-sidebar menu and submenu entries.

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CVSS v3.1 Score

4.8

MEDIUM

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

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

Affected Products

Vendor	Product	Versions
mediawiki	mediawiki	< 1.42.1

References

Exploits

https://phabricator.wikimedia.org/T361450 https://phabricator.wikimedia.org/T361450

Frequently Asked Questions

What is CVE-2024-40604? +

An issue was discovered in the Nimbus skin for MediaWiki through 1.42.1. There is Stored XSS via MediaWiki:Nimbus-sidebar menu and submenu entries. It has a CVSS v3.1 base score of 4.8 (MEDIUM).

How severe is CVE-2024-40604? +

CVE-2024-40604 has a CVSS v3.1 score of 4.8 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-2024-40604? +

CVE-2024-40604 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-2024-40604? +

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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