Kirki <= 6.0.11 - Missing Authorization to Unauthenticated Sensitive Information Exposure via kirki_post_apis_nopriv AJAX Action

MITRE NVD CVE.ORG JSON API Print: PDF PDF

Summary

CVECVE-2026-12122
StatePUBLISHED
AssignerWordfence
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-07-02 10:16:27 UTC
Updated2026-07-02 13:58:56 UTC
DescriptionThe 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unauthenticated attackers to extract the full builder metadata and rendered HTML of any kirki_symbol post — including unpublished drafts — by supplying a sequential WordPress post ID.

Risk And Classification

Primary CVSS: v3.1 5.3 MEDIUM from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

EPSS: 0.002850000 probability, percentile 0.203020000 (date 2026-07-04)

Problem Types: CWE-862 | CWE-862 CWE-862 Missing Authorization

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary5.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
3.1CNADECLARED5.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Themeum Kirki Freeform Page Builder Website Builder Customizer affected 6.0.11 semver Not specified

References

ReferenceSourceLinkTags
plugins.trac.wordpress.org/browser/kirki/tags/6.0.9/includes/Ajax/Symbol.php [email protected] plugins.trac.wordpress.org
plugins.trac.wordpress.org/browser/kirki/tags/6.0.9/includes/Ajax/Symbol.php [email protected] plugins.trac.wordpress.org
plugins.trac.wordpress.org/browser/kirki/tags/6.0.5/includes/Ajax/Symbol.php [email protected] plugins.trac.wordpress.org
plugins.trac.wordpress.org/browser/kirki/tags/6.0.5/includes/Ajax/Symbol.php [email protected] plugins.trac.wordpress.org
plugins.trac.wordpress.org/browser/kirki/tags/6.0.9/includes/Ajax.php [email protected] plugins.trac.wordpress.org
plugins.trac.wordpress.org/changeset [email protected] plugins.trac.wordpress.org
www.wordfence.com/threat-intel/vulnerabilities/id/8b5db7fa-2e72-4719-b85e-cc317... [email protected] www.wordfence.com
plugins.trac.wordpress.org/browser/kirki/tags/6.0.5/includes/Ajax.php [email protected] plugins.trac.wordpress.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Jagadesh Achanta (en)

Additional Advisory Data

SourceTimeEvent
CNA2026-06-12T15:22:21.000ZVendor Notified
CNA2026-07-01T20:00:36.000ZDisclosed
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