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OpenAdvisories
High · 7.4 CVE-2026-47841 EUVD-2026-66639GHSA-326h-rh66-6gp9

WebAuthn User Verification Bypass via Session Serialization

Published Aug 26, 2026 · Updated Aug 27, 2026 · Assigned by vmware

Description

An application using Spring Security's WebAuthn support may be vulnerable to user verification bypass when using a distributed HTTP session store.
Spring Security 7.1.0
Spring Security 7.0.0 - 7.0.6
Spring Security 6.5.0 - 6.5.11
Spring Security 6.4.0 - 6.4.18

Affected products

VendorProductAffectedFixed
Spring Spring Security 7.1.0, 7.0.0 – ≤ 7.0.6, 6.5.0 – ≤ 6.5.11, 6.4.0 – ≤ 6.4.18 —

Advisories 1

References