What the vulnerability does
01Description
Missing Authorization vulnerability in JS Morisset JSM Show Post Metadata jsm-show-post-meta allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects JSM Show Post Metadata: from n/a through <= 4.6.0.
Explanation of Vulnerability in Simple Terms
02Summary
JSM Show Post Metadata versions 4.6.0 and earlier lack proper authorization checks, allowing authenticated users to read metadata they should not have access to. An attacker with a low-privilege account can view sensitive post metadata without additional interaction. The vulnerability affects all versions from release through 4.6.0.
What an attacker can do
03Attacker Capabilities
Read post metadata that should be restricted to higher-privilege users.
Potential impact on your site
04Site Impact
Sensitive post metadata may be exposed to any authenticated user, potentially revealing unpublished content or internal notes.
Conditions required to exploit
05Prerequisites
Attacker must have a valid low-privilege user account on the site.
Key dates
06Disclosure timeline
January 24, 2025
CVE published
May 11, 2026
Record updated