Medium 6.9Published Oct 21, 2025

CVE-2025-62694Stored XSS through a system message

Updated under an hour ago (Oct 27, 2026, 11:50 PM ET)

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It affects The Wikimedia Foundation Mediawiki - WikiLove Extension. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for The Wikimedia Foundation Mediawiki - WikiLove Extension

Exploited in the last 30 days

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in The Wikimedia Foundation Mediawiki - WikiLove Extension allows Stored XSS.This issue affects Mediawiki - WikiLove Extension: 1.39.

CVSS: 6.9 MEDIUM (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L
Weakness (CWE): CWE-79
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: wikimedia-foundation
NVD analysis: Deferred
Record last updated: Oct 21, 2025
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

The Wikimedia Foundation Mediawiki - WikiLove Extension wikimedia_foundation:mediawiki_wikilove_extension (from the name)	1.39	CNA record

References

References

https://phabricator.wikimedia.org/T400525
https://gerrit.wikimedia.org/r/c/1191439
https://gerrit.wikimedia.org/r/q/I17fc061112f61b4c37b772410b265df060819416

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.