CVE-2026-90977
Clean Login < 1.19 - Unauthenticated CAPTCHA Bypass via Empty Session Comparison
CVSS Score
5.3
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | unknown |
| Product | clean login |
| Published | Sep 18, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Unknown / Clean Login
0 < 1.19
References
Credits
Arthur Morgan WPScan