CVE-2026-84223 — MEDIUM (6.8)

Vulnerability Description

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 Score

6.8

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-79

References

https://wpscan.com/vulnerability/02ed6d31-84f3-4723-8b49-ddb00c7db7d3/

FAQ

What is CVE-2026-84223?

CVE-2026-84223 is a vulnerability with a CVSS score of 6.8 (MEDIUM). 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 Java...

How severe is CVE-2026-84223?

CVE-2026-84223 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-84223?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.