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HIGH

CVE-2026-59686

Progress LoadMaster, ECS Connection Manager, Object Scale Connection Manager, and MOVEit WAF OS Command Injection via Management Interface

CVSS v3

8.4

HIGH

EPSS Score

1.7 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

An OS Command Injection vulnerability in Progress Software LoadMaster, ECS Connection Manager, Object Scale Connection Manager, and MOVEit WAF allows an authenticated attacker with high privileges to execute arbitrary operating system commands on the affected appliance via the management interface, potentially resulting in complete system compromise.

Technical details

Published
2026-07-27
Last Modified
2026-07-28

Frequently asked questions

What is CVE-2026-59686?

An OS Command Injection vulnerability in Progress Software LoadMaster, ECS Connection Manager, Object Scale Connection Manager, and MOVEit WAF allows an authenticated attacker with high privileges to execute arbitrary operating system commands on the affected appliance via the management interface, potentially resulting in complete system compromise.

Is CVE-2026-59686 actively exploited?

Active exploitation of CVE-2026-59686 has not been confirmed. Its EPSS score was 1.7% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-59686?

CVE-2026-59686 has a CVSS v3 base score of 8.4 (HIGH severity).

Is CVE-2026-59686 affecting your environment?

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