Vulnerability · Published Aug 18, 2026 · Assigned by Patchstack
CVE-2026-66589WordPress B2BKing plugin <= 5.2.30 - Broken Access Control vulnerability
Medium 5.4
In plain English
A medium-severity missing authorization in B2BKing from Kings Plugins. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 14% of all known vulnerabilities).
Severity (CVSS 3.1)5.4Medium
Exploit odds (30 days)0.2%top 86.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Kings Plugins | B2BKing | n/a – through 5.2.30 |
Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N