CVE-2026-47888 - Vulnerability Details - OpenCVE

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.

Exploitation none

Automatable yes

Technical Impact partial

Vendors	Products
Spring	Spring Framework

No data.

No data.

References

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

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		https://spring.io/security/cve-2026-47888

MITRE

Status: PUBLISHED

Assigner: vmware

Published: 2026-08-27T05:21:36.474Z

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

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

Link: CVE-2026-47888

Vulnrichment

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

NVD

Status : Awaiting Analysis

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

Modified: 2026-08-28T18:47:30.163

Link: CVE-2026-47888

Redhat

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-47888", "assignerOrgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d", "state": "PUBLISHED", "assignerShortName": "vmware", "dateReserved": "2026-05-20T10:01:00.477Z", "datePublished": "2026-08-27T05:21:36.474Z", "dateUpdated": "2026-08-27T14:58:08.080Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d", "shortName": "vmware", "dateUpdated": "2026-08-27T05:21:36.474Z"}, "title": "Spring Framework Memory Leak via SETUP Frame in RSocketMessageHandler", "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-401 Missing Release of Memory after Effective Lifetime", "type": "CWE"}]}], "impacts": [{"descriptions": [{"lang": "en", "value": "A Spring RSocket application is exposed to a memory leak via a malformed SETUP frame."}]}], "affected": [{"vendor": "Spring", "product": "Spring Framework", "versions": [{"status": "affected", "version": "7.0.0", "lessThanOrEqual": "7.0.8", "versionType": "custom"}, {"status": "affected", "version": "6.2.0", "lessThanOrEqual": "6.2.19", "versionType": "custom"}, {"status": "affected", "version": "6.1.0", "lessThanOrEqual": "6.1.28", "versionType": "custom"}, {"status": "affected", "version": "6.0.0", "lessThanOrEqual": "6.0.30", "versionType": "custom"}, {"status": "affected", "version": "5.3.0", "lessThanOrEqual": "5.3.49", "versionType": "custom"}, {"status": "affected", "version": "5.2.0.RELEASE", "lessThanOrEqual": "5.2.25.RELEASE", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "A Spring RSocket application is exposed to a memory leak via a malformed SETUP frame.\nSpring Framework 7.0.0 - 7.0.8\nSpring Framework 6.2.0 - 6.2.19\nSpring Framework 6.1.0 - 6.1.28\nSpring Framework 6.0.0 - 6.0.30\nSpring Framework 5.3.0 - 5.3.49\nSpring Framework 5.2.0.RELEASE - 5.2.25.RELEASE", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>A Spring RSocket application is exposed to a memory leak via a malformed SETUP frame.</p><p>Spring Framework 7.0.0 - 7.0.8<br/>Spring Framework 6.2.0 - 6.2.19<br/>Spring Framework 6.1.0 - 6.1.28<br/>Spring Framework 6.0.0 - 6.0.30<br/>Spring Framework 5.3.0 - 5.3.49<br/>Spring Framework 5.2.0.RELEASE - 5.2.25.RELEASE</p>"}]}], "references": [{"url": "https://spring.io/security/cve-2026-47888"}], "source": {"discovery": "UNKNOWN"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-401", "lang": "en", "description": "CWE-401 Missing Release of Memory after Effective Lifetime"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-08-27T14:57:42.975900Z", "id": "CVE-2026-47888", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-27T14:58:08.080Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2026-47888", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-08-27T14:57:42.975900Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-401", "description": "CWE-401 Missing Release of Memory after Effective Lifetime"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-27T14:58:03.659Z"}}], "cna": {"title": "Spring Framework Memory Leak via SETUP Frame in RSocketMessageHandler", "source": {"discovery": "UNKNOWN"}, "impacts": [{"descriptions": [{"lang": "en", "value": "A Spring RSocket application is exposed to a memory leak via a malformed SETUP frame."}]}], "affected": [{"vendor": "Spring", "product": "Spring Framework", "versions": [{"status": "affected", "version": "7.0.0", "versionType": "custom", "lessThanOrEqual": "7.0.8"}, {"status": "affected", "version": "6.2.0", "versionType": "custom", "lessThanOrEqual": "6.2.19"}, {"status": "affected", "version": "6.1.0", "versionType": "custom", "lessThanOrEqual": "6.1.28"}, {"status": "affected", "version": "6.0.0", "versionType": "custom", "lessThanOrEqual": "6.0.30"}, {"status": "affected", "version": "5.3.0", "versionType": "custom", "lessThanOrEqual": "5.3.49"}, {"status": "affected", "version": "5.2.0.RELEASE", "versionType": "custom", "lessThanOrEqual": "5.2.25.RELEASE"}], "defaultStatus": "unaffected"}], "references": [{"url": "https://spring.io/security/cve-2026-47888"}], "descriptions": [{"lang": "en", "value": "A Spring RSocket application is exposed to a memory leak via a malformed SETUP frame.\nSpring Framework 7.0.0 - 7.0.8\nSpring Framework 6.2.0 - 6.2.19\nSpring Framework 6.1.0 - 6.1.28\nSpring Framework 6.0.0 - 6.0.30\nSpring Framework 5.3.0 - 5.3.49\nSpring Framework 5.2.0.RELEASE - 5.2.25.RELEASE", "supportingMedia": [{"type": "text/html", "value": "<p>A Spring RSocket application is exposed to a memory leak via a malformed SETUP frame.</p><p>Spring Framework 7.0.0 - 7.0.8<br/>Spring Framework 6.2.0 - 6.2.19<br/>Spring Framework 6.1.0 - 6.1.28<br/>Spring Framework 6.0.0 - 6.0.30<br/>Spring Framework 5.3.0 - 5.3.49<br/>Spring Framework 5.2.0.RELEASE - 5.2.25.RELEASE</p>", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "description": "CWE-401 Missing Release of Memory after Effective Lifetime"}]}], "providerMetadata": {"orgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d", "shortName": "vmware", "dateUpdated": "2026-08-27T05:21:36.474Z"}}}, "cveMetadata": {"cveId": "CVE-2026-47888", "state": "PUBLISHED", "dateUpdated": "2026-08-27T14:58:08.080Z", "dateReserved": "2026-05-20T10:01:00.477Z", "assignerOrgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d", "datePublished": "2026-08-27T05:21:36.474Z", "assignerShortName": "vmware"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Spring Framework", "vendor": "Spring", "versions": [{"lessThanOrEqual": "7.0.8", "status": "affected", "version": "7.0.0", "versionType": "custom"}, {"lessThanOrEqual": "6.2.19", "status": "affected", "version": "6.2.0", "versionType": "custom"}, {"lessThanOrEqual": "6.1.28", "status": "affected", "version": "6.1.0", "versionType": "custom"}, {"lessThanOrEqual": "6.0.30", "status": "affected", "version": "6.0.0", "versionType": "custom"}, {"lessThanOrEqual": "5.3.49", "status": "affected", "version": "5.3.0", "versionType": "custom"}, {"lessThanOrEqual": "5.2.25.RELEASE", "status": "affected", "version": "5.2.0.RELEASE", "versionType": "custom"}]}], "source": "security@vmware.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A Spring RSocket application is exposed to a memory leak via a malformed SETUP frame.\nSpring Framework 7.0.0 - 7.0.8\nSpring Framework 6.2.0 - 6.2.19\nSpring Framework 6.1.0 - 6.1.28\nSpring Framework 6.0.0 - 6.0.30\nSpring Framework 5.3.0 - 5.3.49\nSpring Framework 5.2.0.RELEASE - 5.2.25.RELEASE"}], "id": "CVE-2026-47888", "lastModified": "2026-08-28T18:47:30.163", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-47888", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-08-27T14:57:42.975900Z", "version": "2.0.3"}}]}, "published": "2026-08-27T06:17:19.623", "references": [{"source": "security@vmware.com", "url": "https://spring.io/security/cve-2026-47888"}], "sourceIdentifier": "security@vmware.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-401"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}