CVE-2026-59689 PUBLISHED

Progress LoadMaster, ECS Connection Manager, Object Scale Connection Manager, and MOVEit WAF Improper Authorization Allows Privilege Escalation to Root

Assigner: ProgressSoftware
Reserved: 06.07.2026 Published: 27.07.2026 Updated: 27.07.2026

An Incorrect Authorization vulnerability in Progress Software LoadMaster, ECS Connection Manager, Object Scale Connection Manager, and MOVEit WAF allows an authenticated attacker with low privileges to escalate privileges to root on the affected appliance, potentially resulting in full system compromise.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 8

Attack Vector	Adjacent Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	Low	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	Progress Software
Product	LoadMaster
Versions	Default: unaffected affected from 7.2.36 to 7.2.63.3 (excl.) affected from 7.2.36 to 7.2.54.19 (excl.)

Vendor	Progress Software
Product	ECS Connection Manager
Versions	Default: unaffected affected from 7.2.60.0 to 7.2.63.3 (excl.)

Vendor	Progress Software
Product	Object Scale Connection Manager
Versions	Default: unaffected affected from 7.2.60.0 to 7.2.63.3 (excl.)

Vendor	Progress Software
Product	MOVEit WAF
Versions	Default: unaffected affected from 7.2.60.0 to 7.2.63.3 (excl.)

Credits

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

References

https://community.progress.com/s/article/LoadMaster-Critical-Security-Bulletin-July-2026-CVE-2026-59686-CVE-2026-59687-CVE-2026-59688-CVE-2026-59689-CVE-2026-59690

Problem Types

CWE-863: Incorrect Authorization CWE

Impacts

CAPEC-233: Privilege Escalation