CVE-2026-66598 PUBLISHED

WordPress B2BKing Premium plugin <= 5.6.07 - Cross Site Scripting (XSS) vulnerability

Assigner: Patchstack
Reserved: 27.07.2026 Published: 20.08.2026 Updated: 20.08.2026

Unauthenticated Cross Site Scripting (XSS) in B2BKing Premium <= 5.6.07 versions.

Metrics

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
CVSS Score: 7.1

Product Status

Vendor Kingtech LLC.
Product B2BKing Premium
Versions Default: unaffected
  • affected from n/a to 5.6.07 (incl.)

Solutions

Update the WordPress B2BKing Premium Plugin to the latest available version (at least 5.6.08).

Credits

  • dutafi | Patchstack Bug Bounty Program finder

References

Problem Types

  • CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') CWE

Impacts

  • CAPEC-591 Reflected XSS