Medium severity · published Oct 9, 2026
CVE-2026-84220
Kirki < 6.3.2 - Unauthenticated Arbitrary Shortcode Execution via Comments Collection
4.8
CVSS
0.1%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 3% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KI
Kirki ·
before 6.3.2 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-84220
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-84220
exploit
https://wpscan.com/vulnerability/e5cfd004-dd57-4d42-858c-fbb9b9e320f6/
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