CVE-2025-0318

Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin <= 2.9.1 - Information Exposure

2025-01-17 16:40
mikemyers

Strategic Overview

At a glance

CVE-2025-0318 is a medium-severity Exposure of Sensitive Information to an Unauthorized Actor vulnerability in the Ultimate Member WordPress plugin, affecting versions <= 2.9.1. It carries a CVSS score of 5.3 (reachable over the network; low attack complexity). Exploitation requires no authentication. The issue is fixed in version 2.9.2; sites on affected versions should update now. Disclosed January 2025, reported by mikemyers.

Vulnerability Overview

The Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin for WordPress is vulnerable to Information Exposure in all versions up to, and including, 2.9.1 through different error messages in the responses. This makes it possible for unauthenticated attackers to exfiltrate data from wp_usermeta table.

Technical Analysis

The vector marks this flaw as remotely reachable over the network, with low attack complexity — no special timing or configuration is needed, and no privileges on the target site, and no interaction from a victim user.

CWE-200: Exposure of Sensitive Information to an Unauthorized Actor

Reaching this weakness in Ultimate Member <= 2.9.1 takes a caller who can reach the endpoint. Sensitive information exposure means data the application intended to keep internal is returned to a caller who should not be able to see it.

The disclosed data — credentials, tokens, customer records or internal paths — is usually worth more as material for a follow-up attack than as an end in itself. For Ultimate Member the fix is 2.9.2: builds <= 2.9.1 are affected, anything from 2.9.2 onward is not.

Remediation

Update to version 2.9.2, or a newer patched version

How does WordSec protect against this?

The fix is the thing that ends this: Ultimate Member 2.9.2 closes this, and updating the plugin is the step that ends it.

  • Alerts

External References

Related records

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