Incorrect Authorization Vulnerability in Progress Software LoadMaster and MOVEit WAF
CVE-2026-59689

8HIGH

Key Information:

Vendor

Progress Software
Status
Loadmaster
Ecs Connection Manager
Object Scale Connection Manager
Moveit Waf
Vendor
CVE Published:
27 July 2026

What is CVE-2026-59689?

An Incorrect Authorization vulnerability in Progress Software's LoadMaster, ECS Connection Manager, Object Scale Connection Manager, and MOVEit WAF enables an authenticated user with limited privileges to escalate their permissions to root level. This flaw poses a significant risk as it could allow attackers to compromise the entire affected system, gaining unauthorized access and control over sensitive data and system functions.

Affected Version(s)

ECS Connection Manager 7.2.60.0 < 7.2.63.3

LoadMaster 7.2.36 < 7.2.63.3

LoadMaster 7.2.36 < 7.2.54.19

References

https://community.progress.com/s/article/LoadMaster-Criti...
vendor-advisory

CVSS V3.1

Score:
8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Xander Mackenzie | @thetrueartist.co.uk working with TrendAI Zero Day Initiative
.