A Spring RSocket application is exposed to a memory leak via a malformed SETUP frame.
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 5.2.0.RELEASE - 5.2.25.RELEASE

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.0015.

Exploitation none

Automatable yes

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Spring Spring Framework unaffected
Version Status Constraints
7.0.0 affected ≤ 7.0.8
6.2.0 affected ≤ 6.2.19
6.1.0 affected ≤ 6.1.28
6.0.0 affected ≤ 6.0.30
5.3.0 affected ≤ 5.3.49
5.2.0.RELEASE affected ≤ 5.2.25.RELEASE

No data.

No data.

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Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://spring.io/security/cve-2026-47888 cve-icon cve-icon
History

Thu, 27 Aug 2026 15:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-401
Metrics cvssV3_1

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

ssvc

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

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 07:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-399

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

Type Values Removed Values Added
Description A Spring RSocket application is exposed to a memory leak via a malformed SETUP frame. 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 5.2.0.RELEASE - 5.2.25.RELEASE
Title Spring Framework Memory Leak via SETUP Frame in RSocketMessageHandler
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: vmware

Published:

Updated: 2026-08-27T14:58:08.080Z

Reserved: 2026-05-20T10:01:00.477Z

Link: CVE-2026-47888

cve-icon Vulnrichment

Updated: 2026-08-27T14:58:03.659Z

cve-icon NVD

Status : Received

Published: 2026-08-27T06:17:19.623

Modified: 2026-08-27T17:18:38.273

Link: CVE-2026-47888

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-27T16:30:16Z

Weaknesses