CVE•Published 2023-04-05•Modified 2026-04-08•1 article on news•6 live references•NVD data

CVE-2022-4940Wclovers · Wcfm_membership

Vulnerability data via NVD (ingested)

CVSS v3.1

7.3

HIGH

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

EPSS percentile

Exploit Prediction Scoring System · top 6% of all CVEs

Weaknesses (CWE)

CWE-862Missing Authorization

Description

The WCFM Membership plugin for WordPress is vulnerable to unauthorized modification and access of data in versions up to, and including, 2.10.0 due to missing capability checks on various AJAX actions. This makes it possible for unauthenticated attackers to perform a wide variety of actions such as modifying membership details, changing renewal information, controlling membership approvals, and more.

Timeline

Published 2023-04-05

Modified 2026-04-08

External references

NVD MITRE Exploit-DB Sploitus trickest/cve VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts

vuln:CVE-2022-4940

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · WP plugin path

http.html:"/wp-content/plugins/wcfm-membership/"

Matches any site loading the "wcfm-membership" plugin — doesn't rely on Shodan's vuln tag.

Shodan · product

product:"Wclovers Wcfm Membership"

All exposed Wclovers Wcfm Membership instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Wcfm Membership"

HTTP body or banner mentions "Wcfm Membership" — catches deploys Shodan didn't identify as a product.