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Medium · 6.6 CVE-2026-59293 EUVD-2026-67181GHSA-5v9f-jcmr-jg2q

SMB minimum protocol dialect defaults to SMB1

Published Aug 27, 2026 · Updated Aug 28, 2026 · Assigned by vmware

Description

Unless the application explicitly raises smbMinVersion, the jCIFS client will negotiate down to SMB1/CIFS, which lacks mandatory signing/encryption and is vulnerable to NTLM relay and content-tampering MITM.
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

Affected products

VendorProductAffectedFixed
Spring Spring Integration 7.1.0, 7.0.0 – ≤ 7.0.5, 6.5.0 – ≤ 6.5.10, 6.4.0 – ≤ 6.4.12 —

References