CVE-2026-47841

WebAuthn User Verification Bypass via Session Serialization

State: Published
Severity: 7.4 High
Published: Aug 26, 2026
Updated: Aug 27, 2026
Reserved: May 20, 2026

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

Scores

CVSS	Score	Vector	Source
3.1	7.4 High	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N	vmware

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
Spring SecuritySpring	7.1.0Affected 7.0.0 through 7.0.6Affected 6.5.0 through 6.5.11Affected 6.4.0 through 6.4.18Affected

References

https://spring.io/security/cve-2026-47841

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