What is CVE-2025-7362?

CVE-2025-7362 is a medium-severity vulnerability in Wikimedia Foundation Mediawiki - Msupload Extension, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-07-08.

How severe is CVE-2025-7362?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Wikimedia Foundation Mediawiki - Msupload Extension

CVE-2025-7362

The MsUpload extension for MediaWiki is vulnerable to stored XSS via the msu-continue system message, which is inserted into the DOM without proper sanitization. The vulnerability occurs in the file upload UI when the same filename is uplo…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (6.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Wikimedia Foundation Mediawiki - Msupload Extension — versions 1.39.x, 1.42.x, 1.43.x

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

Frequently asked questions

What is CVE-2025-7362?: CVE-2025-7362 is a medium-severity vulnerability in Wikimedia Foundation Mediawiki - Msupload Extension, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-07-08.
How severe is CVE-2025-7362?: Medium severity. CVSS v3 base score is 5.4 out of 10.