CVE-2026-96873Reflected XSS in CirrusSearch debug explain output
Updated under an hour ago ()
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It affects The Wikimedia Foundation Mediawiki - CirrusSearch Extension. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 5.5 MEDIUM (v4.0, CNA)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
- 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
- Awaiting Analysis
- Record last updated
- Sep 29, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
The Wikimedia Foundation Mediawiki - CirrusSearch Extension wikimedia_foundation:mediawiki_cirrussearch_extension (from the name) | through 1.46.0 | CNA record |
References
- https://gerrit.wikimedia.org/r/c/mediawiki/extensions/CirrusSearch/+/1344368
- https://phabricator.wikimedia.org/T435234
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.