SMB minimum protocol dialect defaults to SMB1
Priority LOW 31CWE-757Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- High
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
Summary
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
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00239 15th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| VMware | Spring Integration | 7.1.0; 7.0.0 – 7.0.5; 6.5.0 – 6.5.10; 6.4.0 – 6.4.12 | — | No fix listed | CNA |
- Spring Integration VendorVMware Affected 7.1.0; 7.0.0 – 7.0.5; 6.5.0 – 6.5.10; 6.4.0 – 6.4.12 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:vmware:spring_integration:*:*:*:*:*:*:*:* | 6.4.0 to before 6.4.13; 6.5.0 to before 6.5.11; 7.0.0 to before 7.0.5.1; 7.1.0 to before 7.1.0.1 | Vulnerable | VMware |
- cpe:2.3:a:vmware:spring_integration:*:*:*:*:*:*:*:* Versions 6.4.0 to before 6.4.13; 6.5.0 to before 6.5.11; 7.0.0 to before 7.0.5.1; 7.1.0 to before 7.1.0.1 Vulnerable ·VMware
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-59293
- 2026-10-03 Alias added: GHSA-5v9f-jcmr-jg2q
References
More VMware Spring Integration vulnerabilities
- TI-2026-35313 Unsafe Java deserialization in SerializingHttpMessageConverter — remote code execution CVSS 3.1CRITICAL 9.8
- TI-2020-04459 Kryo Configuration Allows Code Execution with Unknown "Serialization Gadgets" CVSS 3.1CRITICAL 9.8
- TI-2019-02786 Spring Integration XML External Entity Injection (XXE) CVSS 3.0CRITICAL 9.8
- TI-2026-42455 fluxTransform shared RequestMessageHolder causes cross-message header leakage under async fluxFunction CVSS 3.1HIGH 8.2
- TI-2026-42439 Deserialization allow-list silently bypassed: setBeanClassLoader replaces deserializer but mapper keeps stale reference CVSS 3.1HIGH 8.0
- TI-2026-29638 Path traversal in VMware Spring Integration CVSS 3.1HIGH 7.1
Sources
- CVE-2026-59293 · CVE Program
- CVE-2026-59293 · NVD
- FIRST EPSS
- GHSA-5v9f-jcmr-jg2q · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences