Auth bypass in Full - Customer

CVE-2023-4242

The FULL - Customer plugin for WordPress is vulnerable to Information Disclosure via the /health REST route in versions up to, and including, 2.2.3 due to improper authorization. This allows authenticated attackers with subscriber-level permissions and above to obtain sensitive information about the site configuration as disclosed by the WordPress health check.

Vulnerability class: Broken Authentication

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.005 (43.2th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 43.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-4242: held from 0.005 to 0.005.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-4242?
CVE-2023-4242 is a medium-severity vulnerability in Full - Customer, classified under Improper Authentication. CVSS score: 4.3/10. Published 2023-08-09.
How severe is CVE-2023-4242?
Medium severity. CVSS v3 base score is 4.3 out of 10.
Is CVE-2023-4242 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.