Answer in brief
CVE-2026-41847 records a Medium severity security vulnerability in Spring Framework Security Filter Bypass in WebFlux Kotlin Router DSL. The source record does not mark it as known exploited. 1 affected package is mapped in the feed.
Answer in brief
CVE-2026-41847 records a Medium severity security vulnerability in Spring Framework Security Filter Bypass in WebFlux Kotlin Router DSL. The source record does not mark it as known exploited. 1 affected package is mapped in the feed.
Monitor this advisory for an available fix and review any installs of the affected package.
Local check
hol-guard supply-chain scanVulnerability describes the vulnerability class recorded for this advisory. The current record does not mark CVE-2026-41847 as known exploited; continue to monitor the source for status changes. The feed includes package mappings that can be checked against lockfiles and deployed manifests.
| Package | Affected range | Fixed version |
|---|---|---|
| org.springframework:spring-webfluxmaven | <=5.3.39 | Not reported |
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.
Reported by GitHub Security Advisories (ghsa).
CVE-2026-41847 records a Medium severity security vulnerability in Spring Framework Security Filter Bypass in WebFlux Kotlin Router DSL. The source record does not mark it as known exploited. 1 affected package is mapped in the feed.
The source record does not mark it as known exploited.
Check lockfiles and deployed manifests for org.springframework:spring-webflux.
HOL Guard can help your team review package activity against supported protection paths.
Explore HOL GuardMonitor this advisory for an available fix and review any installs of the affected package.
Local check
hol-guard supply-chain scanVulnerability describes the vulnerability class recorded for this advisory. The current record does not mark CVE-2026-41847 as known exploited; continue to monitor the source for status changes. The feed includes package mappings that can be checked against lockfiles and deployed manifests.
| Package | Affected range | Fixed version |
|---|---|---|
| org.springframework:spring-webfluxmaven | <=5.3.39 | Not reported |
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.
Reported by GitHub Security Advisories (ghsa).
CVE-2026-41847 records a Medium severity security vulnerability in Spring Framework Security Filter Bypass in WebFlux Kotlin Router DSL. The source record does not mark it as known exploited. 1 affected package is mapped in the feed.
The source record does not mark it as known exploited.
Check lockfiles and deployed manifests for org.springframework:spring-webflux.
HOL Guard can help your team review package activity against supported protection paths.
Explore HOL Guard