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CVE-2026-59686

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

HIGH
8.4
CVSS Score
Published: July 27, 2026 at 12:22 PM UTC
Updated: August 11, 2026 at 02:28 PM UTC
4 products affected across 1 vendorLoadMasterECS Connection ManagerConnection Manager for Objectscale

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Severity
HIGH8.4
Exploit prediction
EPSS 2%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Connection Manager for Objectscale· Progress
95%
v < 7.2.63.37.2.60.0 ≤ v < 7.2.63.37.2.60.0
Affected range stops below 7.2.63.3, so it looks safe — our inference, not a vendor statement
ECS Connection Manager· Progress
95%
v < 7.2.63.37.2.60.0 ≤ v < 7.2.63.37.2.60.0
Affected range stops below 7.2.63.3, so it looks safe — our inference, not a vendor statement
LoadMaster· Progress
95%
v < 7.2.54.197.2.55.0 ≤ v < 7.2.63.3All Previous Versions ≤ v < 7.2.54.19All Previous Versions ≤ v < 7.2.63.3All Previous Versions
Affected range stops below 7.2.54.19, so it looks safe — our inference, not a vendor statement
Affected range stops below 7.2.63.3, so it looks safe — our inference, not a vendor statement
Moveit Web Application Firewall· Progress
95%
v < 7.2.63.37.2.60.0 ≤ v < 7.2.63.37.2.60.0
Affected range stops below 7.2.63.3, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: cverecord
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

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.4HIGHProgressSoftware
Attack Vector
ADJACENT_NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-78

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