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CVE-2026-90977

Medium

Description

The Clean Login WordPress plugin before 1.19 does not verify its registration CAPTCHA when the stored session value is empty, allowing unauthenticated users to bypass the anti-automation control on the registration form and create accounts without solving it.

SeverityMedium
CVSS5.3
Exploit probability—
ProductClean Login
PublishedSep 18, 2026
First seenSep 18, 2026
Weakness typeCWE-697CWE-697

How to fix

Update
  • Clean Login1.19 or later

Affected products

ProductAffected versionsFixed in
Clean Loginv < 1.191.19

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