Vulnerability Intelligence Report
OS command injection in Progress Software Autonomous REST Connector GenAI Agents
CVE-2026-91140
An OS command injection vulnerability in the shell-based temporary-file cleanup instructions in Progress Software Autonomous REST Connector GenAI Agents ARCGenAI-Generator version 2.0 allows an attacker who supplies a crafted Swagger/OpenAPI document to execute arbitrary commands on a developer's machine when a user invokes the generator.
Injection
No Active Exploit Signals
CVSS Base Score
9.6
CRITICAL
Exploitability:2.9
Impact Score:6.1
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-78 ↗CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Progress Software | Autonomous REST Connector GenAI Agents | 2.0 < 2.1 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
GitHub Advisory
Vulnerability Class
Injection
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Progress Software Corporation · Vendor · USA |
| Reserved | 2026-09-14T20:30:04 |
| Published | 2026-10-06T13:46:11 |
| Last Updated | 2026-10-06T14:03:30 |
Community Chatter & Buzz