CVE-2026-27346 MEDIUM

CVE-2026-27346: WordPress B2BKing plugin < 5.2.10 - Broken Access Control vulnerability

Vendor Kings Plugins

Product B2BKing

Weakness CWE-862 · Missing authorization

Published May 25, 2026

Last update May 26, 2026

View on NVD All CVEs

CVSS base score

4.9/10

Attack vector Network

Attack complexity Low

Privileges required High

User interaction None

Confidentiality None

Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

What the vulnerability does

01Description

Missing Authorization vulnerability in Kings Plugins B2BKing allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects B2BKing: from n/a before 5.2.10.

Explanation of Vulnerability in Simple Terms

02Summary

B2BKing versions before 5.2.10 lack proper authorization checks, allowing high-privilege users to modify data they should not access. The vulnerability requires an authenticated admin or manager account to exploit. No confidentiality impact occurs, but attackers can alter site content or settings. Update to version 5.2.10 or later to resolve this issue.

What an attacker can do

03Attacker Capabilities

Modify or alter data and settings beyond their authorized scope.

Potential impact on your site

04Site Impact

Privileged users could tamper with B2BKing configuration, business rules, or customer data without proper restrictions.

Conditions required to exploit

05Prerequisites

Attacker must have admin or manager-level access to the B2BKing plugin.

Key dates

06Disclosure timeline

May 25, 2026 CVE published

May 26, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-27346 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/862.html AskarLabs — CWE-862 write-up Missing Authorization

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