CVE-2025-53496

5.4 mediumEPSS 0.2%

Medium (5.4). EPSS 0.2% chance of exploitation in the next 30 days.

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki - MediaSearch Extension allows Stored XSS.This issue affects Mediawiki - MediaSearch Extension: from 1.42.X before 1.42.7, from 1.43.X before 1.43.2.

Severity

CVSS 3.1

5.4 medium

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

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 9% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2025-07-07
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

https://gerrit.wikimedia.org/r/c/mediawiki/extensions/MediaSearch/+/1166030
https://phabricator.wikimedia.org/T396946

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