What is CVE-2026-16747?

CVE-2026-16747 is a medium-severity vulnerability in Kirki, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.5/10. Published 2026-08-12.

How severe is CVE-2026-16747?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Kirki

CVE-2026-16747

The Kirki WordPress plugin before 6.2.1 does not properly authorise its front-end form submission REST routes and passes attacker-controlled input through shortcode execution, allowing unauthenticated users to run any shortcode registered…

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

Affected products

Unknown Kirki — versions 0

Weakness classification (CWE)

CWE-74 — Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection)

References

contact@wpscan.com (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2026-16747?: CVE-2026-16747 is a medium-severity vulnerability in Kirki, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.5/10. Published 2026-08-12.
How severe is CVE-2026-16747?: Medium severity. CVSS v3 base score is 6.5 out of 10.