RCE in Progress Software Ecs Connection Manager

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 comm…

Vulnerability class: Command Injection (OS Command Injection)

CVSS v3 metric

CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-59686?
CVE-2026-59686 is a high-severity vulnerability in Progress Software Ecs Connection Manager, classified under OS Command Injection. CVSS score: 8.4/10. Published 2026-07-27.
How severe is CVE-2026-59686?
High severity. CVSS v3 base score is 8.4 out of 10.