What is CVE-2026-91016?

CVE-2026-91016 is a medium-severity vulnerability in Motors, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.3/10. Published 2026-09-17.

How severe is CVE-2026-91016?

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

Auth bypass in Motors

CVE-2026-91016

The Motors WordPress plugin before 1.4.121 does not verify that a request is authorized to view a user's non-published listings before returning them, allowing unauthenticated attackers to read any author's draft, pending and private car listings - including titles, prices, media URLs and seller notes - by supplying only the target's numeric user id.

Vulnerability class: IDOR (Insecure Direct Object Reference)

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 Motors

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

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

Frequently asked questions

What is CVE-2026-91016?: CVE-2026-91016 is a medium-severity vulnerability in Motors, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.3/10. Published 2026-09-17.
How severe is CVE-2026-91016?: Medium severity. CVSS v3 base score is 5.3 out of 10.