All vulnerabilities
CVE-2026-91140

OS command injection in Progress Software Autonomous REST Connector GenAI Agents

Progress Software Autonomous REST Connector GenAI Agents
Open in ThreatlineRecord JSON
CVSS
9.6Critical
ExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)1.92%Chance of exploitation activity in the next 30 days, higher than 79% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed in2.1Fixed versionCVE List
Published6 Oct 2026Updated 7 Oct 2026CVE List

What fixes it

  • 2.1Autonomous REST Connector GenAI AgentsCVE List

A fixed version on one release line is not the upgrade target for every line. Check your exact version and any vendor backports.

Description

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.

Text from CVE List

Affected versions 1

  • Autonomous REST Connector GenAI Agentsaffected: 2.0 before 2.1CVE List

References 2