What is CVE-2026-47841?

CVE-2026-47841 is a high-severity vulnerability in Spring Security, classified under CWE-287 IMPROPER AUTHENTICATION. CVSS score: 7.4/10. Published 2026-08-26.

How severe is CVE-2026-47841?

High severity. CVSS v3 base score is 7.4 out of 10.

Vulnerability in Spring Security

CVE-2026-47841

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

CVSS v3 metric

CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Spring Security — versions 7.1.0

References

security@vmware.com

Frequently asked questions

What is CVE-2026-47841?: CVE-2026-47841 is a high-severity vulnerability in Spring Security, classified under CWE-287 IMPROPER AUTHENTICATION. CVSS score: 7.4/10. Published 2026-08-26.
How severe is CVE-2026-47841?: High severity. CVSS v3 base score is 7.4 out of 10.