CVE-2026-40987

Remote-file synchronizer in Spring Integration writes server-supplied filename under localDirectory without canonicalization

Published: Jun 11, 2026Updated: Sep 4, 2026 Sources: CVE List NVDCWE-22

7.1HIGH

Description

A malicious or compromised FTP/SFTP/SMB server can write arbitrary files anywhere on the client filesystem (outside the configured local-directory) with attacker-controlled content. Affected versions: Spring Integration 7.0.0 through 7.0.4; 6.5.0 through 6.5.8; 6.4.0 through 6.4.11; 6.3.0 through 6.3.14; 5.5.0 through 5.5.20.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:HAttack Complexity

High

PR:LPrivileges Required

Low

UI:RUser Interaction

Required

Scope

S:CScope

Changed

Impact

C:LConfidentiality

Low

I:HIntegrity

High

A:LAvailability

Low

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Weaknesses

CWE-22

Affected Products

vmware

commercial·USaka vmware inc

spring integrationOn-prem

Cloud & SaaS / container-orchestration

Spring

oss-projectaka spring security, spring framework, spring boot

Spring Integration

OSS Libraries

Exploitability

Official Patch Available

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques

Collection

Discovery

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References

https://spring.io/security/cve-2026-40987

spring.io

News mentions

Multiple Security Flaws Addressed in Core Java Application Subsystems
en-us·Daily CyberSecurity (securityonline.info)·Jun 11, 2026 Patch Spring GraphQL web-app

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