Information disclosure in Wp Directory Kit

CVE-2026-18231

The WP Directory Kit WordPress plugin before 1.5.7 does not perform any authorization check on one of its public AJAX actions and returns unfiltered database rows, allowing unauthenticated attackers to retrieve the usernames and email addresses of users holding the WP Directory Kit WordPress plugin before 1.5.7's own roles.

Vulnerability class: Information Disclosure

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (25.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 25.7% 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-2026-18231: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.001

Affected products

  • Wp Directory Kit

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-18231?
CVE-2026-18231 is a medium-severity vulnerability in Wp Directory Kit, classified under Information Disclosure. CVSS score: 5.3/10. Published 2026-08-19.
How severe is CVE-2026-18231?
Medium severity. CVSS v3 base score is 5.3 out of 10.