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CVE-2026-59690

Progress LoadMaster, ECS Connection Manager, Object Scale Connection Manager, MOVEit WAF, and Multi Tenant Missing Authorization Allows Privilege Escalation via REST API

Published: Jul 27, 2026Updated: Jul 28, 2026 Sources: CVE List NVDCWE-862
8.0HIGH
NVD MITRE
EPSS Score
0.2%
Top 92.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available
Self-Check
OpenVAS

Description

A Missing Authorization vulnerability in Progress Software LoadMaster, ECS Connection Manager, Object Scale Connection Manager, MOVEit WAF, and Multi Tenant allows an authenticated attacker with low privileges to perform privileged administrative operations via the REST API that should not be accessible to their permission level, potentially resulting in a system compromise.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:AAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:AAttack Vector
Adjacent
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-862

Affected Products

Progress Software
commercial·CA
LoadMasterOn-premNetwork Device
Networking Infrastructure / load-balancer-proxy
ECS Connection ManagerOn-prem
Networking Infrastructure / load-balancer-proxy
Object Scale Connection ManagerOn-premNetwork Device
Networking Infrastructure / network-management
MOVEit WAFOn-premNetwork Device
Networking Infrastructure / firewall
Multi TenantOn-prem
Networking Infrastructure / load-balancer-proxy

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Initial Access
View detailed technique mapping

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
community.progress.com
News mentions
1

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