CVE-2026-66589 PUBLISHED

WordPress B2BKing plugin <= 5.2.30 - Broken Access Control vulnerability

Assigner: Patchstack
Reserved: 27.07.2026 Published: 18.08.2026 Updated: 18.08.2026

Missing Authorization vulnerability in Kings Plugins B2BKing allows Exploiting Incorrectly Configured Access Control Security Levels.

This issue affects B2BKing: from n/a through 5.2.30.

Metrics

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
CVSS Score: 5.4

Product Status

Vendor Kings Plugins
Product B2BKing
Versions Default: unaffected
  • affected from n/a to 5.2.30 (incl.)

Solutions

Update the WordPress B2BKing Plugin to the latest available version (at least 5.2.40).

Credits

  • Nguyen Ba Khanh - HPT Vietnam Corporation | Patchstack Bug Bounty Program finder

References

Problem Types

  • CWE-862 Missing Authorization CWE

Impacts

  • CAPEC-180 Exploiting Incorrectly Configured Access Control Security Levels