WordPress plugin
JSM Show Post Metadata security & vulnerabilities
No known unpatched vulnerabilities in the latest version
All 2 known vulnerabilities are fixed in the latest release. If you run an older version, update to null or newer.
- Critical0
- High0
- Medium2
- Low0
All JSM Show Post Metadata vulnerabilities
| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium6.4 | Authenticated (Contributor+) Stored Cross-Site Scripting ≤4.9.0Update to 4.9.1 | CVE-2026-88997 | |
| Medium4.3 | Missing Authorization ≤4.6.0Update to 4.6.1 | CVE-2025-24589 |
- Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting
≤4.9.0Update to 4.9.1
- Medium4.3Missing Authorization
≤4.6.0Update to 4.6.1
JSM Show Post Metadata: common questions
Does JSM Show Post Metadata have known vulnerabilities?
Yes. VulnCrest Radar lists 2 known vulnerabilities in JSM Show Post Metadata: 2 medium. None are known to affect version null.
How do I check which version of JSM Show Post Metadata I run?
In wp-admin open Plugins → Installed Plugins; the version is shown under the name. Without admin access, our passive Check my site tool can often read it from public files.
What is the most recent JSM Show Post Metadata vulnerability?
CVE-2026-88997, published Sep 21, 2026: JSM Show Post Metadata <= 4.9.0 - Authenticated (Contributor+) Stored Cross-Site Scripting. Severity: Medium (CVSS 6.4).
Is any JSM Show Post Metadata vulnerability listed in CISA KEV?
No. None of the known JSM Show Post Metadata vulnerabilities is currently listed in the CISA KEV catalog.