CVE-2026-96873

Reflected XSS in CirrusSearch debug explain output

Published Sep 24, 2026 CVSS 4.0 · 5.5 Medium EPSS < 1% KEV · Not listed
Description
Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Mediawiki - CirrusSearch extension allows Reflected XSS.

This issue affects Mediawiki - CirrusSearch extension through 1.46.0.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Wikimedia
Wikimedia mediawiki-cirrussearch Extension
Vendors & Products Wikimedia
Wikimedia mediawiki-cirrussearch Extension
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Mediawiki - CirrusSearch extension allows Reflected XSS. This issue affects Mediawiki - CirrusSearch extension through 1.46.0.
Title Reflected XSS in CirrusSearch debug explain output
Weaknesses CWE-79
References
Metrics cvssV4_0

{'score': 5.5, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
wikimedia-foundation
Published
Updated
Sep 29, 2026, 9:14 PM
Reserved
Sep 23, 2026, 6:13 PM
Status
Awaiting Analysis
Published
Sep 24, 2026, 4:17 PM
Modified
Sep 24, 2026, 8:02 PM