WordPress plugin
Custom User CSS 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 Custom User CSS vulnerabilities
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Custom User CSS: common questions
Does Custom User CSS have known vulnerabilities?
Yes. VulnCrest Radar lists 1 known vulnerability in Custom User CSS: 1 medium. At least one is not fixed in the latest version.
How do I check which version of Custom User CSS 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 Custom User CSS vulnerability?
CVE-2023-6391, published Jan 3, 2024: Custom User CSS <= 0.2 - Cross-Site Request Forgery to Settings Update. Severity: Medium (CVSS 4.3).
Is any Custom User CSS vulnerability listed in CISA KEV?
No. None of the known Custom User CSS vulnerabilities is currently listed in the CISA KEV catalog.