CVE-2023-6733 - CVE House

Back to Database

Status published Medium CVE-2023-6733

WP-Members Membership Plugin <= 3.4.8 - Missing Authorization to Sensitive Information Exposure

6.5 CVSS

Vulnerability Description

The WP-Members Membership Plugin plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 3.4.8 via the wpmem_field shortcode. This makes it possible for authenticated attackers, with contributor access and above, to extract sensitive data including user emails, password hashes, usernames, and more.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

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

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2023-6733

Check My Exposure

Credits & Attribution

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

Francesco Carlucci

References

More from cbutlerjr

View All →

WP-Members Membership Plugin <= 3.5.4.2 - Authenticated (Subscriber+) Arbitrary Shortcode Execution via Profile Names

WP-Members <= 3.5.4.1 - Authenticated (Contributor+) Stored Cross-Site Scripting

WP-Members <= 3.5.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via wpmem_user_memberships Shortcode

WP-Members Membership Plugin <= 3.5.4.3 - Authenticated (Subscriber+) Stored Cross-Site Scripting via Multiple Checkbox and Multiple Select User Profile Fields

WP-Members Membership Plugin <= 3.5.4.4 - Unauthenticated Information Exposure via Unprotected Files

Affected Vendor

cbutlerjr

View all reports →

Affected Software

WP-Members Membership Plugin

Vulnerable Versions:

0

Timeline

Official Publish: January 4th, 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:H/I:N/A:N

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application

T1068 Exploitation for Privilege Escalation

Privilege Escalation

T1078 Valid Accounts

T1213 Data from Information Repositories

T1565.002 Stored Data Manipulation