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OpenAdvisories
Medium · 5.3 CVE-2026-90977 EUVD-2026-82689GHSA-whxq-7ph8-rv4q

Clean Login < 1.19 - Unauthenticated CAPTCHA Bypass via Empty Session Comparison

Published Sep 18, 2026 · Updated Sep 18, 2026 · Assigned by WPScan

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.

Affected products

VendorProductAffectedFixed
— Clean Login < 1.19 1.19

References