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

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-59690
StatePUBLISHED
AssignerProgressSoftware
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-07-27 13:18:22 UTC
Updated2026-07-28 16:22:01 UTC
DescriptionA 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.

Risk And Classification

Primary CVSS: v3.1 8 HIGH from [email protected]

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

EPSS: 0.001750000 probability, percentile 0.072780000 (date 2026-07-29)

Problem Types: CWE-862 | CWE-862 CWE-862: Missing Authorization

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary8HIGHCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1CNACVSS8HIGHCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 Breakdown

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

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Progress Software LoadMaster affected 7.0.6 7.2.63.3 custom Not specified
CNA Progress Software LoadMaster affected 7.0.6 7.2.54.19 custom Not specified
CNA Progress Software ECS Connection Manager affected 7.2.60.0 7.2.63.3 custom Not specified
CNA Progress Software Object Scale Connection Manager affected 7.2.60.0 7.2.63.3 custom Not specified
CNA Progress Software MOVEit WAF affected 7.2.60.0 7.2.63.3 custom Not specified
CNA Progress Software Multi Tenant affected 7.1.29 7.1.35.16 custom Not specified

References

ReferenceSourceLinkTags
community.progress.com/s/article/LoadMaster-Critical-Security-Bulletin-July-2026-CVE... [email protected] community.progress.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Xander Mackenzie | @thetrueartist.co.uk working with TrendAI Zero Day Initiative (en)

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