Privilege Escalation in User Registration & Membership Plugin by WordPress
CVE-2025-2563

8.1HIGH

Key Information:

Vendor
WordPress
Status
User Registration & Membership
Vendor
CVE Published:
14 April 2025

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 11%

Summary

The User Registration & Membership plugin for WordPress, specifically versions prior to 4.1.2, contains a flaw that permits users to alter their account roles when the Membership Addon is active. This vulnerability enables unauthenticated users to elevate their privileges and gain unauthorized administrative access, compromising the security of the WordPress site.

Affected Version(s)

User Registration & Membership 0 < 4.1.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-2563 - Proof of Concept

References

https://wpscan.com/vulnerability/2c0f62a1-9510-4f90-a297-...
exploitvdb-entrytechnical-description

EPSS Score

11% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
8.1
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

wesley (wcraft)
WPScan
.