CVE-2026-16974

MEDIUM

Kirki - Freeform Page Builder, Website Builder & Customizer <= 6.2.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via post_meta Shortcode

Title source: CVE List
STIX 2.1 vulnerability

Record summary

CVE-2026-16974 has a selected CVSS score of 6.4 (medium).

Description

The Kirki – Freeform Page Builder, Website Builder & Customizer plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the post_meta Shortcode in all versions up to, and including, 6.2.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Description source: CVE List

Exploitation context

CISA SSVC decision

ExploitationNone
AutomatableNo
Technical impactPartial

CISA Coordinator · SSVC 2.0.3 · Evaluated Aug 11, 2026 · Source: CVE List

Affected products and versions

1
ProductSourceVersion range

Kirki – Freeform Page Builder, Website Builder & Customizer

Browse themeum / Kirki – Freeform Page Builder, Website Builder & Customizer

Default status: unaffected

CVE ListThrough 6.2.0affected

References

3