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BP Better Messages EUVD-2026-32188

| CVE-2026-42736 HIGH
Authorization Bypass Through User-Controlled Key (CWE-639)
2026-05-27 audit@patchstack.com GHSA-64vw-m4rv-f6rj
Authentication Bypass
7.5
CVSS 3.1
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CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

Lifecycle Timeline

1
Analysis Generated
May 27, 2026 - 20:54 vuln.today

DescriptionNVD

Authorization Bypass Through User-Controlled Key vulnerability in wordplus BP Better Messages bp-better-messages allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects BP Better Messages: from n/a through <= 2.14.16.

AnalysisAI

Information disclosure in the BP Better Messages WordPress plugin (versions up to and including 2.14.16) allows remote unauthenticated attackers to read private messaging data belonging to other users by manipulating a user-controlled object identifier (IDOR). The CVSS 3.1 base score is 7.5 with confidentiality-only impact (C:H/I:N/A:N), and there is no public exploit identified at time of analysis. …

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RemediationAI

Within 24 hours: Disable or restrict BP Better Messages plugin to administrative users only; audit server logs for unauthorized access attempts to private messaging endpoints. Within 7 days: Verify patch status with plugin vendor and evaluate alternative messaging solutions if patch timeline is uncertain. …

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EUVD-2026-32188 vulnerability details – vuln.today
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