Description
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
Published: 2026-08-27
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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References
History

Fri, 28 Aug 2026 23:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-200

Fri, 28 Aug 2026 20:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-209
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 27 Aug 2026 09:00:00 +0000

Type Values Removed Values Added
Weaknesses CWE-200

Thu, 27 Aug 2026 08:00:00 +0000

Type Values Removed Values Added
First Time appeared Spring
Spring spring Framework
Vendors & Products Spring
Spring spring Framework

Thu, 27 Aug 2026 06:15:00 +0000

Type Values Removed Values Added
Description 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
Title Spring Framework Request Headers Included in Exception Reasons in HandshakeWebsocketService
References

Subscriptions

Spring Spring Framework
cve-icon MITRE

Status: PUBLISHED

Assigner: vmware

Published:

Updated: 2026-08-28T19:12:43.970Z

Reserved: 2026-05-20T10:01:00.478Z

Link: CVE-2026-47893

cve-icon Vulnrichment

Updated: 2026-08-28T19:12:20.986Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-08-27T06:17:20.687

Modified: 2026-08-28T20:17:33.877

Link: CVE-2026-47893

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-29T00:45:04Z

Weaknesses