CVE-2026-84223: medium-severity vulnerability in Kirki
Kirki 6.0.0 - 6.3.0 - Author+ Stored XSS via Unsanitized SVG Upload
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
33Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 6.8epss 0.4%
The Kirki WordPress plugin before 6.3.1 does not sanitize uploaded SVG files while making them uploadable site-wide, allowing users with author-level access and above to upload a file containing JavaScript which is then served from the site's own origin and runs in the session of anyone who opens it.
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
Affected products
Unknown · Kirkipublic PoCs found — 1
cve_referencewpscan.com/vulnerability/02ed6d31-84f3-4723-8b49-ddb00c7db7d3/unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
Related CVEs — Kirki
In the same product, most dangerous first.
CVE-2026-13147CRITICALKirki < 6.0.12 - Unauthenticated Server-Side Request Forgery via kirki_get_apisEPSS 1.5%CVE-2026-12720HIGHKirki < 6.0.13 - Unauthenticated PHP Object InjectionEPSS 0.5%CVE-2026-12721HIGHKirki < 6.0.13 - Unauthenticated SQL InjectionEPSS 0.4%CVE-2026-74992MEDIUMKirki < 6.2.3 - Editor+ Stored XSS via Font Zip UploadEPSS 0.4%CVE-2026-84221MEDIUMKirki 6.0.0 - 6.2.5 - Editor+ SQLi via Content Manager Field IDEPSS 0.4%CVE-2026-84219HIGHKirki 6.2.1 - 6.2.5 - Unauthenticated Stored XSS via HTML Entity DecodingEPSS 0.4%