CVE-2026-84219Kirki 6.2.1 - 6.2.5 - Unauthenticated Stored XSS via HTML Entity Decoding
Updated under an hour ago ()
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It affects Unknown Kirki. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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The Kirki WordPress plugin before 6.3.0 does not hold back every spelling of the HTML entities it decodes when rendering, allowing unauthenticated users to store JavaScript in a comment which then runs in the session of anyone viewing a page that displays it, including an administrator, and on every page of the site when its header or footer is built to show comments.
- CVSS
- 7.5 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
- 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
- WPScan
- NVD analysis
- Deferred
- Record last updated
- Sep 6, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Unknown Kirki unknown:kirki (from the name) | from 6.2.1 before 6.3.0 | CNA record |
References
- https://wpscan.com/vulnerability/e95bd1e3-6f61-423f-add6-519e1ca7bf66/exploit, vdb-entry, technical-description
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.