Cyber Resilience

CVE-2023-4242

Medium

Published: 09 August 2023

Published
09 August 2023
Modified
08 April 2026
KEV Added
Patch
CVSS Score v3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
EPSS Score 0.0013 32.5th percentile
Risk Priority 9 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-4242 is a medium-severity Improper Authentication (CWE-287) vulnerability in Full Full - Customer. Its CVSS base score is 4.3 (Medium).

Operationally, ranked at the 32.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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…

more

information about the site configuration as disclosed by the WordPress health check.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

full
full - customer
≤ 2.2.3

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-287 CWE-863

Session content review can reveal authentication bypasses or failures in session establishment.

addresses: CWE-287 CWE-863

Assessments check authentication mechanisms for correct implementation and effectiveness, reducing successful authentication bypass attempts.

addresses: CWE-287 CWE-863

Identity providers centralize and enforce authentication mechanisms, reducing improper authentication.

addresses: CWE-863 CWE-287

Enforces correct authorization checks during the identifier assignment process.

addresses: CWE-287 CWE-863

Personnel screening, identity verification, and access-agreement requirements support reliable authentication and reduce authentication bypass opportunities.

addresses: CWE-287 CWE-863

Decoy authentication surfaces detect bypass attempts and deflect real credential attacks through observable malicious interactions.

addresses: CWE-863

Periodic review and update of procedures reduces incorrect authorization implementations over time.

addresses: CWE-863

Supervision identifies cases where authorization logic incorrectly permits unauthorized actions.

References