CVE-2026-104019 Amazon SageMaker Distribution - OS Command Injection

Amazon SageMaker Distribution 2.x < 2.14.12, 3.x < 3.9.12, 4.0.x < 4.0.11, 4.1.x < 4.1.11, 4.2.x < 4.2.8, 4.3.x < 4.3.5, and 4.4.x < 4.4.3 contains an OS command injection caused by unneutralized interpolation of crafted connection resource property in Studio Space startup validation script, letting authenticated remote users with project contributor permissions execute arbitrary commands and obtain temporary execution role credentials, exploit requires project contributor permissions.

CVSS base score 9.0 /10
Critical
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
1.42% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
OS Command Injection
Impact
Remote Code Execution, Privilege Escalation
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
Published
2 October 2026
Updated
15 October 2026
Weakness
CWE-78

Vendor fix

Upgrade to version 2.14.12, 3.9.12, 4.0.11, 4.1.11, 4.2.8, 4.3.5, or 4.4.3 as applicable or move to a supported minor line.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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