What’s Vulnerable › Vulnerabilities
CVE-2026-84220: Kirki < 6.3.2 - Unauthenticated Arbitrary Shortcode Execution via Comments Collection
- Severity: medium (CVSS 4.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.1% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-10-09 · updated 2026-10-09
- Weakness: CWE-74
Description
The Kirki WordPress plugin before 6.3.2 does not prevent shortcodes held in comments from being executed when it renders them, and displays comments regardless of their moderation status, allowing unauthenticated visitors to run shortcodes registered on the site and to read private custom fields of the page being viewed.
Affected products
- Kirki: before 6.3.2 — fixed in 6.3.2
How to fix
Upgrade to a fixed version: Kirki 6.3.2. Check the vendor advisory for mitigations.
References
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