Medium severity · published Sep 24, 2026
CVE-2026-18335
Kirki – Freeform Page Builder, Website Builder & Customizer <= 6.2.0 - Unauthenticated Blind Server-Side Request Forgery via 'kirki_data' Parameter
5.4
CVSS
0.2%
EPSS
No
On KEV
Description
The Kirki – Freeform Page Builder, Website Builder & Customizer plugin for WordPress is vulnerable to Blind Server-Side Request Forgery in all versions up to, and including, 6.2.0 via the 'kirki_data' Parameter. This makes it possible for unauthenticated attackers to make web requests to arbitrary locations originating from the web application and can be used to query and modify information from internal services.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 10% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KF
Kirki – Freeform Page Builder, Website Builder & Customizer · themeum
through 6.2.0 · source: vendor
Affected product
KF
Kirki – Freeform Page Builder, Website Builder & Customizer
themeum
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-18335
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-18335
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/changeset/3636487/
www.wordfence.com
https://www.wordfence.com/threat-intel/vulnerabilities/id/461be8a5-bf72-4028-88e6-bf6544120ac6?source=cve
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