CVE-2026-41847

EUVD-2026-35335
Spring WebFlux applications may be vulnerable to a security bypass when using the Kotlin Router DSL.

Affected versions:
Spring Framework 5.3.0 through 5.3.48.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
4.8 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 7%
Common Weakness Enumeration
Vulnerability Media Exposure
References
https://spring.io/security/cve-2026-41847