CVE-2024-9520 - CVE House
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Status published Medium CVE-2024-9520

UserPlus <= 2.0 - Missing Authorization via Multiple Functions

Vulnerability Description

The UserPlus plugin for WordPress is vulnerable to unauthorized access, modification, and loss of data due to a missing capability check on multiple functions in all versions up to, and including, 2.0. This makes it possible for authenticated attackers with subscriber-level permissions or above, to add, modify, or delete user meta and plugin options.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • István Márton

References

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CVE-2024-9519
UserPlus <= 2.0 - Authenticated (Editor+) Registration Form Update to Privilege Escalation
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CVE-2024-9518
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CVE-2024-52442
WordPress UserPlus plugin <= 2.0 - Privilege Escalation vulnerability
Critical 9.8

Affected Vendor

Affected Software

User registration & user profile – UserPlus
Vulnerable Versions:
0

Timeline

Official Publish: October 10th, 2024
Last Modified: April 8th, 2026
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Weaknesses (CWE)

CWE-862

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1068 Exploitation for Privilege Escalation
Privilege Escalation
T1078 Valid Accounts
Persistence
T1531 Account Access Removal
Impact