WordPress plugin
Ultimate Security Checker security & vulnerabilities
Unpatched vulnerability in the latest version
At least one vulnerability affects the latest version and no fix has been released. Deactivate the plugin or restrict access to the affected feature until the vendor ships a patch.
- Critical0
- High0
- Medium1
- Low0
All Ultimate Security Checker vulnerabilities
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Ultimate Security Checker: common questions
Does Ultimate Security Checker have known vulnerabilities?
Yes. VulnCrest Radar lists 1 known vulnerability in Ultimate Security Checker: 1 medium. At least one is not fixed in the latest version.
How do I check which version of Ultimate Security Checker 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 Ultimate Security Checker vulnerability?
CVE-2025-31456, published Mar 28, 2025: Ultimate Security Checker <= 4.2 - Cross-Site Request Forgery. Severity: Medium (CVSS 4.3).
Is any Ultimate Security Checker vulnerability listed in CISA KEV?
No. None of the known Ultimate Security Checker vulnerabilities is currently listed in the CISA KEV catalog.