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CVE-2025-6433 WebAuthn would allow a user to sign a challenge on a webpage with an invalid TLS certificate

🗓️ 24 Jun 2025 12:28:04Reported by mozillaType 
vulnrichment
 vulnrichment
🔗 github.com👁 6 Views

Vulnerability CVE-2025-6433 in Firefox allows invalid TLS certificate for WebAuthn challenges.

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13 Apr 2026 14:31Current
7.2High risk
Vulners AI Score7.2
EPSS0.00277
SSVC
6