CVE-2026-11966

User Registration & Membership < 5.2.3 - Unauthenticated Limited User Deletion via Stripe Subscription Handler

Published Jul 17, 2026 CVSS 3.1 · 5.3 Medium EPSS < 1% KEV · Not listed
Description
The User Registration & Membership WordPress plugin before 5.2.3 does not perform a capability check for unauthenticated callers on one of its membership payment actions and acts on a caller-supplied user identifier, allowing unauthenticated attackers to delete recently-registered, payment-pending user accounts.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Wordpress
Wordpress wordpress
Wpuserregistration
Wpuserregistration user Registration \& Membership
Vendors & Products Wordpress
Wordpress wordpress
Wpuserregistration
Wpuserregistration user Registration \& Membership
Type Values Removed Values Added
Weaknesses CWE-639
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description The User Registration & Membership WordPress plugin before 5.2.3 does not perform a capability check for unauthenticated callers on one of its membership payment actions and acts on a caller-supplied user identifier, allowing unauthenticated attackers to delete recently-registered, payment-pending user accounts.
Title User Registration & Membership < 5.2.3 - Unauthenticated Limited User Deletion via Stripe Subscription Handler
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
WPScan
Published
Updated
Jul 17, 2026, 1:00 PM
Reserved
Jun 11, 2026, 8:55 AM
Status
Deferred
Published
Jul 17, 2026, 7:16 AM
Modified
Jul 17, 2026, 3:44 PM