SB20261007228 - Remote command execution in Progress DataDirect API connector

Description

This security bulletin contains information about 1 vulnerability.

1) Command injection (CVE-ID: CVE-2026-91140)

CWE-ID: CWE-77 - Command injection

CVSSv4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

The vulnerability allows a remote attacker to execute arbitrary commands.

The vulnerability exists due to command injection in the Autonomous REST Connector AI Model Generator agent definitions when using filename values derived from OpenAPI/Swagger documents in shell operations without sufficient validation and quoting. A remote attacker can supply a specially crafted OpenAPI/Swagger document containing shell metacharacters in a filename value to execute arbitrary commands.

The relevant execution environment is the developer workspace or CI environment running the affected agent.

Remediation

Install update from vendor's website.

References

• https://community.progress.com/s/article/Progress-DataDirect-Critical-Security-Alert-Bulletin-September-2026-CVE-2026-91140?popup=true&overview
• https://github.com/progress/datadirect-arc-ai-model-gen