Path Traversal in Themeum Kirki – Freeform Page Builder, Website Builder & Customizer

CVE-2026-15457

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.

Vulnerability class: Path Traversal (Directory Traversal)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.011 (66.3th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 66.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-15457: held from 0.011 to 0.011.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-15457?
CVE-2026-15457 is a medium-severity vulnerability in Themeum Kirki – Freeform Page Builder, Website Builder & Customizer, classified under Path Traversal. CVSS score: 4.9/10. Published 2026-07-17.
How severe is CVE-2026-15457?
Medium severity. CVSS v3 base score is 4.9 out of 10.