What is CVE-2026-87918?

CVE-2026-87918 is a medium-severity vulnerability in Wpbot, classified under Improper Access Control. CVSS score: 5.3/10. Published 2026-09-12.

How severe is CVE-2026-87918?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Wpbot

CVE-2026-87918

The WPBot WordPress plugin before 8.5.7 does not perform any authorization or nonce check on several AJAX actions that relay prompts to its configured AI providers, allowing unauthenticated attackers to make those third-party API calls, and consume the associated cost, using the site's own configured API keys.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Unknown Wpbot

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

contact@wpscan.com (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2026-87918?: CVE-2026-87918 is a medium-severity vulnerability in Wpbot, classified under Improper Access Control. CVSS score: 5.3/10. Published 2026-09-12.
How severe is CVE-2026-87918?: Medium severity. CVSS v3 base score is 5.3 out of 10.