🔐 CVE Alert

CVE-2026-47893

UNKNOWN 0.0

Spring Framework Request Headers Included in Exception Reasons in HandshakeWebsocketService

CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th

A Spring WebFlux application that supports WebSocket connections may expose indirectly sensitive user information by including request headers in an exception reason. Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19 Spring Framework 6.1.0 - 6.1.28 Spring Framework 6.0.0 - 6.0.30 Spring Framework 5.3.0 - 5.3.49 Spring Framework 5.2.25.RELEASE and earlier

Vendor spring
Product spring framework
Ecosystems
Industries
TechnologyEnterprise
Published Aug 27, 2026
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Affected Versions

Spring / Spring Framework
7.0.0 ≤ 7.0.8 6.2.0 ≤ 6.2.19 6.1.0 ≤ 6.1.28 6.0.0 ≤ 6.0.30 5.3.0 ≤ 5.3.49 0 ≤ 5.2.25.RELEASE

References

NVD ↗ CVE.org ↗ EPSS Data ↗
spring.io: https://spring.io/security/cve-2026-47893