Unauthenticated Broken Authentication in User Registration & Membership Pro
CVE-2026-74001

9.8CRITICAL

Key Information:

Vendor

WordPress
Status
User Registration & Membership Pro
Vendor
CVE Published:
20 August 2026

What is CVE-2026-74001?

This vulnerability involves unauthenticated broken authentication in the User Registration & Membership Pro plugin, exposing the affected versions to potential account takeover. Attackers can exploit this flaw to gain unauthorized access to user accounts, compromising sensitive information and user privacy. It is crucial for users of versions up to 5.4.5 to take immediate action to secure their installations and prevent unauthorized access.

Affected Version(s)

User Registration & Membership Pro <= 5.4.5

References

https://patchstack.com/database/wordpress/plugin/user-reg...
vdb-entry

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

0xd4rk5id3 | Patchstack Bug Bounty Program
.