RCE in Wpsight Wpcasa

CVE-2025-9321

The WPCasa plugin for WordPress is vulnerable to Code Injection in all versions up to, and including, 1.4.1. This is due to insufficient input validation and restriction on the 'api_requests' function. This makes it possible for unauthenticated attackers to call arbitrary functions and execute code.

Vulnerability class: RCE (Remote Code Execution)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.008 (55.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 55.5% 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-2025-9321: held from 0.008 to 0.008.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-9321?
CVE-2025-9321 is a critical-severity vulnerability in Wpsight Wpcasa, classified under Code Injection. CVSS score: 9.8/10. Published 2025-09-23.
How severe is CVE-2025-9321?
Critical severity. CVSS v3 base score is 9.8 out of 10.