WordPress plugin
WP-WebAuthn 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
- Medium3
- Low0
All WP-WebAuthn vulnerabilities
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WP-WebAuthn: common questions
Does WP-WebAuthn have known vulnerabilities?
Yes. VulnCrest Radar lists 3 known vulnerabilities in WP-WebAuthn: 3 medium. At least one is not fixed in the latest version.
How do I check which version of WP-WebAuthn 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 WP-WebAuthn vulnerability?
CVE-2025-13910, published Mar 20, 2026: WP-WebAuthn <= 1.3.4 - Unauthenticated Stored Cross-Site Scripting. Severity: Medium (CVSS 6.1).
Is any WP-WebAuthn vulnerability listed in CISA KEV?
No. None of the known WP-WebAuthn vulnerabilities is currently listed in the CISA KEV catalog.