9.6

CVE-2026-91140: progress software autonomous rest connector genai agents OS Command Injection

CVSS: 9.6v3.1CriticalAwaiting analysis
Published 06-10-2026Last modified 07-10-2026
Open JSON

Vulnerability summary

CVE-2026-91140 is a critical (CVSS 9.6) OS Command Injection vulnerability in progress software autonomous rest connector genai agents. EPSS estimates a 1.92% chance of exploitation in the next 30 days, higher than 79.6% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.6/10
010
Critical · v3.1 (CVE.org)
EPSS score
1.92%
0%100%
Low · Change unavailable
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 06-10-2026
    PublishedVulnerability first disclosed.
  2. 07-10-2026
    Last modifiedVulnerability information updated.

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.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

1.92%

Chance of exploitation in the next 30 days

Percentile

80%

Versus all other CVEs

30-day change

Change unavailable

Change unavailable

07-10-202620-10-2026
EPSS score
1.92%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Progress software1 product

1 vendor · 1 product

References

2 links