CVE-2026-82923

CVE-2026-82923

The AI Website Builder WordPress plugin (GitHub build) 1.0.0 does not perform any authorisation or nonce check on its REST API routes, allowing unauthenticated attackers to install and activate plugins and themes, import content from a URL under their control, write a file of their choosing into the uploads directory, and delete site content and media. On a host that serves PHP from the uploads directory, that file write is remote code execution.

Vulnerability class: Broken Access Control

EPSS: 0.008 (55.0th percentile) — read the EPSS interpretation.

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.

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-82923?
CVE-2026-82923 is a critical-severity vulnerability, classified under Missing Authorization. CVSS score: 9.8/10. Published 2026-09-04.
How severe is CVE-2026-82923?
Critical severity. CVSS v3 base score is 9.8 out of 10.