CVE-2023-3403 - CVE House
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Status published Medium CVE-2023-3403

ProfileGrid <= 5.5.1 - Missing Authorization to User Import

Vulnerability Description

The ProfileGrid plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'pm_upload_csv' function in versions up to, and including, 5.5.1. This makes it possible for authenticated attackers, with subscriber-level permissions or above to import new users and update existing users.

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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Affected Vendor

Affected Software

ProfileGrid – User Profiles, Groups and Communities
Vulnerable Versions:
0

Timeline

Official Publish: July 18th, 2023
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:N/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