Auth bypass in Login & Register Forms

CVE-2026-18468

The Login & Register Forms WordPress plugin before 4.0.2 does not bind the password reset verification state to the account being reset or to the party that completed the verification, keying it instead on a value the client controls, allowing unauthenticated attackers to take over the account of any user who recently completed a reset verification, including an administrator.

Vulnerability class: Broken Authentication

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (20.6th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 21st percentile — 20.6% 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-2026-18468: held from 0.003 to 0.003.

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

Affected products

  • Login & Register Forms — versions 3.2.5

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-18468?
CVE-2026-18468 is a high-severity vulnerability in Login & Register Forms, classified under Improper Authentication. CVSS score: 8.1/10. Published 2026-08-10.
How severe is CVE-2026-18468?
High severity. CVSS v3 base score is 8.1 out of 10.