What is CVE-2024-11088?

CVE-2024-11088 is a medium-severity vulnerability in Simple-Membership-Plugin Simple Membership, classified under Information Disclosure. CVSS score: 5.3/10. Published 2024-11-21.

How severe is CVE-2024-11088?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Information disclosure in Simple-Membership-Plugin Simple Membership

CVE-2024-11088

The Simple Membership plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 4.5.5 via the WordPress core search feature. This makes it possible for unauthenticated attackers to extract sensitive data from posts that have been restricted to higher-level roles such as administrator.

Vulnerability class: Information Disclosure

Published 2024-11-21 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.006 (49.4th percentile), scored 2026-10-23.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 49th percentile — 49.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Simple-Membership-Plugin Simple Membership
Wpinsider-1 Simple Membership — versions 0

Weakness classification (CWE)

References

www.wordfence.com/threat-intel/vulnerabilities/id/c1558b08-a33b-4cf2-bacb-c8806… (Third Party Advisory)
plugins.trac.wordpress.org/changeset/3190023/simple-membership (Patch)

Frequently asked questions

What is CVE-2024-11088?: CVE-2024-11088 is a medium-severity vulnerability in Simple-Membership-Plugin Simple Membership, classified under Information Disclosure. CVSS score: 5.3/10. Published 2024-11-21.
How severe is CVE-2024-11088?: Medium severity. CVSS v3 base score is 5.3 out of 10.