UDP adapter sends ack to attacker-supplied host:port parsed from packet body, even when acknowledge=false

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-47861
StatePUBLISHED
Assignervmware
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-08-27 01:17:33 UTC
Updated2026-08-27 01:17:33 UTC
DescriptionAn unauthenticated remote attacker who can send a single UDP packet to a Spring Integration UDP inbound adapter can cause the server to emit an outbound UDP datagram to an arbitrary internal or external host and port of the attacker's choosing. Spring Integration 7.1.0 Spring Integration 7.0.0 - 7.0.5 Spring Integration 6.5.0 - 6.5.10 Spring Integration 6.4.0 - 6.4.12 Spring Integration 5.5.21 and earlier

Risk And Classification

Primary CVSS: v3.1 6.3 MEDIUM from [email protected]

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Problem Types: CWE-918 Server-Side Request Forgery (SSRF)

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary6.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
3.1CNACVSS6.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Spring Spring Integration affected 7.1.0 custom Not specified
CNA Spring Spring Integration affected 7.0.0 7.0.5 custom Not specified
CNA Spring Spring Integration affected 6.5.0 6.5.10 custom Not specified
CNA Spring Spring Integration affected 6.4.0 6.4.12 custom Not specified
CNA Spring Spring Integration affected 5.5.21 custom Not specified

References

ReferenceSourceLinkTags
spring.io/security/cve-2026-47861 [email protected] spring.io
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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