CVE-2026-90950 PUBLISHED

Paid Member Subscriptions < 3.1.0 - Unauthenticated reCAPTCHA Bypass via Registration Form

Assigner: WPScan
Reserved: 14.09.2026 Published: 23.09.2026 Updated: 23.09.2026

The Paid Membership Subscriptions WordPress plugin before 3.1.0 does not verify the reCAPTCHA on its registration handler when a form field is absent from the request, allowing unauthenticated users to create accounts without solving the reCAPTCHA the site has enabled.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS Score: 5.3

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	None	Integrity Impact	None
User Interaction	None	Availability Impact	None

CVSS 3.1

Product Status

Vendor	Unknown
Product	Paid Membership Subscriptions
Versions	Default: unaffected affected from 2.0.5 to 3.1.0 (excl.)

Credits

Naoki Kawahigashi finder
WPScan coordinator

References

https://wpscan.com/vulnerability/685f381e-97b5-4855-a0ca-5854043a7b9e/

Problem Types

CWE-693 Protection Mechanism Failure CWE