CVE-2022-4940 json
WCFM Membership <= 2.10.0 - Missing Authorization
published 2023-04-05 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-52194
- cvss
- 7.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.1%
- EPSS 1.1% chance of exploitation in 30 days, percentile 65%
- public exploits
- 0
- none known, plus a Nuclei check
Summary
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.
Patch / fix
- wclovers wcfm_membership 2.10.11
- plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2633191%40wc… patch
- plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2632641%40wc… patch
- plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2605020%40wc… patch
- wordfence.com/threat-intel/vulnerabilities/id/9c6577a2-6722-4d3b-958d-11… advisory
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 21 mo ago
Exploit prediction
1.08% chance of exploitation in the next 30 days, higher than 65% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- Nuclei template WCFM Membership <= 2.10.0 - Broken Access Control nuclei detection template
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |
| NVD | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N |
Affected products
- wclovers WCFM Membership – WooCommerce Memberships for Multivendor Marketplace
Classification
- Weakness
-
- CWE-862 Missing Authorization
- Technology feeds
References
-
wordfence.com
/threat-intel/vulnerabilities/id/9c6577a2-6722-4d3b-958d-1143dca414cd?source=cve
patch, third-party-advisory
-
plugins.trac.wordpress.org
/changeset?sfp_email=&sfph_mail=&reponame=&old=2633191%40wc-multivendor-membership&new=2633191%40wc-multivendo
patch
-
plugins.trac.wordpress.org
/changeset?sfp_email=&sfph_mail=&reponame=&old=2632641%40wc-multivendor-membership&new=2632641%40wc-multivendo
patch
-
plugins.trac.wordpress.org
/changeset?sfp_email=&sfph_mail=&reponame=&old=2605020%40wc-multivendor-membership&new=2605020%40wc-multivendo
patch
Sources
- CVE List CVE-2022-4940
- NVD CVE-2022-4940
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.