Medium severity · published Jul 17, 2026
CVE-2026-15457
Kirki <= 6.0.13 - Authenticated (Editor+) Path Traversal to Arbitrary Directory Deletion via 'family' Parameter
4.9
CVSS
1.1%
EPSS
No
On KEV
Description
The Kirki – Freeform Page Builder, Website Builder & Customizer plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 6.0.13 via the 'family' parameter. This makes it possible for authenticated attackers, with editor-level access and above, to delete arbitrary directories on the server, which can result in loss of data and availability.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 66% 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 6.0.13 · source: vendor
Affected product
KF
Kirki – Freeform Page Builder, Website Builder & Customizer
themeum
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-15457
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-15457
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/kirki/tags/6.0.12/app/Http/Controllers/Api/GlobalDataController.php#L105
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/kirki/tags/6.0.12/app/Services/FontService.php#L157
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/kirki/tags/6.0.12/includes/Ajax/Media.php#L996
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/kirki/tags/6.0.12/routes/api.php#L74
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/kirki/tags/6.0.13/app/Http/Controllers/Api/GlobalDataController.php#L105
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/kirki/tags/6.0.13/app/Services/FontService.php#L157
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