How severe is CVE-2026-59293?

CVE-2026-59293 has a CVSS 3.x base score of 6.6, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-59293 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-59293?

CVE-2026-59293 affects Vmware Spring Integration. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-59293?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2026-59293 published?

CVE-2026-59293 was published on 2026-08-27 and last updated on 2026-08-31.

CVE-2026-59293

CVE-2026-59293 is a medium-severity vulnerability in Vmware Spring Integration with a CVSS 3.x base score of 6.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-757.

Key facts

Severity: Medium (CVSS 3.x base score 6.6)
EPSS exploit prediction: 0% (14th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-757
Affected product: Vmware Spring Integration
Published: 2026-08-27
Last modified: 2026-08-31

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

Frequently asked questions

What is CVE-2026-59293?: 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
How severe is CVE-2026-59293?: CVE-2026-59293 has a CVSS 3.x base score of 6.6, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-59293 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-59293?: CVE-2026-59293 affects Vmware Spring Integration. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-59293?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-59293 published?: CVE-2026-59293 was published on 2026-08-27 and last updated on 2026-08-31.

References

https://spring.io/security/cve-2026-59293

Affected products (1)

cpe:2.3:a:vmware:spring_integration:*:*:*:*:*:*:*:*

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