WordPress plugin
Fast User Switching 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 Fast User Switching vulnerabilities
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Fast User Switching: common questions
Does Fast User Switching have known vulnerabilities?
Yes. VulnCrest Radar lists 1 known vulnerability in Fast User Switching: 1 medium. At least one is not fixed in the latest version.
How do I check which version of Fast User Switching 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 Fast User Switching vulnerability?
CVE-2025-68583, published Dec 25, 2025: Fast User Switching <= 1.4.10 - Cross-Site Request Forgery. Severity: Medium (CVSS 4.3).
Is any Fast User Switching vulnerability listed in CISA KEV?
No. None of the known Fast User Switching vulnerabilities is currently listed in the CISA KEV catalog.