Medium severity · published Jul 2, 2026
CVE-2026-12122
Kirki <= 6.0.11 - Missing Authorization to Unauthenticated Sensitive Information Exposure via kirki_post_apis_nopriv AJAX Action
5.3
CVSS
0.5%
EPSS
No
On KEV
Description
The Kirki – Freeform Page Builder, Website Builder & Customizer plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 6.0.11 via the get_single_symbol. This makes it possible for unauthenticated attackers to extract the full builder metadata and rendered HTML of any kirki_symbol post — including unpublished drafts — by supplying a sequential WordPress post ID.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 42% 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 6.0.11 · source: vendor
Affected product
KF
Kirki – Freeform Page Builder, Website Builder & Customizer
themeum
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-12122
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-12122
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/kirki/tags/6.0.5/includes/Ajax.php#L73
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/kirki/tags/6.0.5/includes/Ajax/Symbol.php#L145
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/kirki/tags/6.0.5/includes/Ajax/Symbol.php#L245
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/kirki/tags/6.0.9/includes/Ajax.php#L73
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/kirki/tags/6.0.9/includes/Ajax/Symbol.php#L145
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/kirki/tags/6.0.9/includes/Ajax/Symbol.php#L245
More from Kirki – Freeform Page Builder, Website Builder & Customizer
9.8
CVE-2026-8206
Kirki 6.0.0 - 6.0.6 - Unauthenticated Privilege Escalation via 'handle_forgot_password'
8.8
CVE-2026-75891
Kirki <= 6.2.5 - Authenticated (Subscriber+) PHP Object Injection to Administrator Account Takeover via 'get-single-symbol' AJAX Endpoint
7.5
CVE-2026-107762
Kirki <= 6.3.2 - Insecure Direct Object Reference to Unauthenticated Sensitive Information Exposure via Context Smuggling via 'context' Parameter
7.5
CVE-2026-8073
Kirki <= 6.0.6 - Unauthenticated Limited Arbitrary File Read and Deletion via downloadZIP
7.2
CVE-2026-104734
Kirki <= 6.3.2 - Authenticated (Administrator+) PHP Object Injection via Deserialization of Untrusted Input via ZIP Template Import