CVE-2026-91140 Progress Software Autonomous REST Connector GenAI Agents ARCGenAI-Generator - Command Injection

Progress Software Autonomous REST Connector GenAI Agents ARCGenAI-Generator 2.0 contains a command injection caused by shell-based temporary-file cleanup instructions, letting attackers execute arbitrary OS commands on developer machines, exploit requires crafted Swagger/OpenAPI document.

CVSS base score 9.6 /10
Critical
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
1.92% chance of exploitation in 30 days
View the NVD record ↗

Details

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

Vendor fix

Update to the latest version of ARCGenAI-Generator.

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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