CVE-2026-39591 PUBLISHED

WordPress WP-BusinessDirectory plugin <= 4.0.0 - Arbitrary File Upload vulnerability

Assigner: Patchstack
Reserved: 07.04.2026 Published: 15.06.2026 Updated: 16.06.2026

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

Metrics

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS Score: 9.9

Product Status

Vendor CMSJunkie – WordPress Business Directory Plugins
Product WP-BusinessDirectory
Versions Default: unaffected
  • affected from n/a to 4.0.0 (incl.)

Solutions

Update the WordPress WP-BusinessDirectory Plugin to the latest available version (at least 4.0.1).

Credits

  • Jarno Vos (jrn5151) | Patchstack Bug Bounty Program finder

References

Problem Types

  • CWE-434 Unrestricted Upload of File with Dangerous Type CWE

Impacts

  • CAPEC-650 Upload a Web Shell to a Web Server