WordPress plugin
Smart Custom Fields security & vulnerabilities
No known unpatched vulnerabilities in the latest version
All 4 known vulnerabilities are fixed in the latest release. If you run an older version, update to null or newer.
- Critical0
- High0
- Medium4
- Low0
All Smart Custom Fields vulnerabilities
| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium6.4 | Authenticated (Author+) Stored Cross-Site Scripting via Attachment Title ≤5.0.7Update to 5.0.8 | CVE-2026-2594 | |
| Medium4.3 | Missing Authorization to Authenticated (Contributor+) Sensitive Information Exposure via Relational Post Search ≤5.0.6Update to 5.0.7 | CVE-2026-4066 | |
| Medium6.4 | Authenticated (Contributor+) Stored Cross-Site Scripting ≤5.0.0Update to 5.0.1 | CVE-2025-22308 | |
| Medium4.3 | Missing Authorization to Authenticated (Subscriber+) Post Content Disclosure ≤4.2.2Update to 5.0.0 | CVE-2024-1995 |
- Medium6.4Authenticated (Author+) Stored Cross-Site Scripting via Attachment Title
≤5.0.7Update to 5.0.8
- Medium4.3Missing Authorization to Authenticated (Contributor+) Sensitive Information Exposure via Relational Post Search
≤5.0.6Update to 5.0.7
- Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting
≤5.0.0Update to 5.0.1
- Medium4.3Missing Authorization to Authenticated (Subscriber+) Post Content Disclosure
≤4.2.2Update to 5.0.0
Smart Custom Fields: common questions
Does Smart Custom Fields have known vulnerabilities?
Yes. VulnCrest Radar lists 4 known vulnerabilities in Smart Custom Fields: 4 medium. None are known to affect version null.
How do I check which version of Smart Custom Fields 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 Smart Custom Fields vulnerability?
CVE-2026-2594, published Jul 16, 2026: Smart Custom Fields <= 5.0.7 - Authenticated (Author+) Stored Cross-Site Scripting via Attachment Title. Severity: Medium (CVSS 6.4).
Is any Smart Custom Fields vulnerability listed in CISA KEV?
No. None of the known Smart Custom Fields vulnerabilities is currently listed in the CISA KEV catalog.