What is CVE-2026-13390?

CVE-2026-13390 is a medium-severity vulnerability in The Events Calendar, classified under Missing Authorization. CVSS score: 5.3/10. Published 2026-07-27.

How severe is CVE-2026-13390?

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

Auth bypass in The Events Calendar

CVE-2026-13390

The Events Calendar WordPress plugin before 6.16.5.1 does not perform an authorization check on one of its Event Aggregator import REST API routes and skips an integrity check for a particular status value, allowing unauthenticated attacke…

Vulnerability class: Broken Access Control

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:N/I:L/A:N.

Affected products

Unknown The Events Calendar — versions 0

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

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

Frequently asked questions

What is CVE-2026-13390?: CVE-2026-13390 is a medium-severity vulnerability in The Events Calendar, classified under Missing Authorization. CVSS score: 5.3/10. Published 2026-07-27.
How severe is CVE-2026-13390?: Medium severity. CVSS v3 base score is 5.3 out of 10.