What is CVE-2026-57661?

CVE-2026-57661 is a medium-severity vulnerability in Nexcess Wpcomplete, classified under Missing Authorization. CVSS score: 5.4/10. Published 2026-06-26.

How severe is CVE-2026-57661?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Auth bypass in Nexcess Wpcomplete

CVE-2026-57661

Subscriber Broken Access Control in WPComplete <= 2.9.5.5 versions.

Vulnerability class: Broken Access Control

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L.

Affected products

Nexcess Wpcomplete — versions n/a

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

audit@patchstack.com (vdb-entry)

Frequently asked questions

What is CVE-2026-57661?: CVE-2026-57661 is a medium-severity vulnerability in Nexcess Wpcomplete, classified under Missing Authorization. CVSS score: 5.4/10. Published 2026-06-26.
How severe is CVE-2026-57661?: Medium severity. CVSS v3 base score is 5.4 out of 10.