Information disclosure in User Frontend

CVE-2026-14567

The User Frontend WordPress plugin before 4.3.10 does not restrict access to its user directory search endpoint, allowing unauthenticated attackers to retrieve the email address and phone number of every registered user, including administrators.

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 (15.2th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 15.2% 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-2026-14567: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

  • User Frontend

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-14567?
CVE-2026-14567 is a medium-severity vulnerability in User Frontend, classified under Information Disclosure. CVSS score: 5.3/10. Published 2026-08-28.
How severe is CVE-2026-14567?
Medium severity. CVSS v3 base score is 5.3 out of 10.