CVE-2026-41847
No fix known EPSS <1%CVSS 4.8
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.
Products: Spring Framework
Fixed upstream
| Ecosystem | Package | Fixed in |
|---|---|---|
| Maven | org.springframework:spring-webflux | no fix |
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Chainguard | kayenta-2025.2 | no fix |
| Chainguard | kayenta-fips-2025.2 | no fix |
| Debian 12 | libspring-java | no fix |
| Debian 13 | libspring-java | no fix |
| Debian 14 | libspring-java | no fix |
| Ubuntu 25.10 | libspring-java | no fix |
| Ubuntu 26.04 LTS | libspring-java | no fix |
| Ubuntu 26.10 | libspring-java | no fix |
| Ubuntu Pro 14.04 LTS | libspring-java | no fix |
| Ubuntu Pro 16.04 LTS | libspring-java | no fix |
| Ubuntu Pro 18.04 LTS | libspring-java | no fix |
| Ubuntu Pro 20.04 LTS | libspring-java | no fix |
| Ubuntu Pro 22.04 LTS | libspring-java | no fix |
| Ubuntu Pro 24.04 LTS | libspring-java | no fix |