What is CVE-2026-39591?

CVE-2026-39591 is a critical-severity vulnerability in Cmsjunkie – Wordpress Business Directory Plugins Wp-businessdirectory, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.9/10. Published 2026-06-15.

How severe is CVE-2026-39591?

Critical severity. CVSS v3 base score is 9.9 out of 10.

Arbitrary file upload in Cmsjunkie – Wordpress Business Directory Plugins Wp-businessdirectory

CVE-2026-39591

Subscriber Arbitrary File Upload in WP-BusinessDirectory <= 4.0.0 versions.

Vulnerability class: Unrestricted File Upload

CVSS v3 metric

CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

Affected products

Cmsjunkie – Wordpress Business Directory Plugins Wp-businessdirectory — versions n/a

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

audit@patchstack.com (vdb-entry)

Frequently asked questions

What is CVE-2026-39591?: CVE-2026-39591 is a critical-severity vulnerability in Cmsjunkie – Wordpress Business Directory Plugins Wp-businessdirectory, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.9/10. Published 2026-06-15.
How severe is CVE-2026-39591?: Critical severity. CVSS v3 base score is 9.9 out of 10.