Vulnerability in Apusthemes Wp Private Messaging

CVE-2023-0453

The WP Private Message WordPress plugin (bundled with the Superio theme as a required plugin) before 1.0.6 does not ensure that private messages to be accessed belong to the user making the requests. This allowing any authenticated users to access private messages belonging to other users by tampering the ID.

EPSS: 0.006 (42.8th percentile) — read the EPSS interpretation.

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.

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-0453?
CVE-2023-0453 is a medium-severity vulnerability in Apusthemes Wp Private Messaging, classified under CWE-639 AUTHORIZATION BYPASS THROUGH USER-CONTROLLED KEY. CVSS score: 4.3/10. Published 2023-02-21.
How severe is CVE-2023-0453?
Medium severity. CVSS v3 base score is 4.3 out of 10.
Is CVE-2023-0453 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.