OS Command Injection Remote Code Execution Vulnerability in Progress LoadMaster, ECS Connection Manager, Object Scale Connection Manager & MOVEit WAF

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Summary

CVECVE-2026-3519
StatePUBLISHED
AssignerProgressSoftware
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-04-20 14:16:19 UTC
Updated2026-05-01 18:09:30 UTC
DescriptionOS Command Injection Remote Code Execution Vulnerability in API in Progress ADC Products allows an authenticated attacker with “VS Administration” permissions to execute arbitrary commands on the LoadMaster appliance by exploiting unsanitized input in the 'aclcontrol' command

Risk And Classification

Primary CVSS: v3.1 7.2 HIGH from [email protected]

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

EPSS: 0.000320000 probability, percentile 0.090900000 (date 2026-05-05)

Problem Types: CWE-77 | CWE-77 CWE-77

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary7.2HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
3.1[email protected]Secondary8.4HIGHCVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
3.1CNACVSS8.4HIGHCVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

CVSS v3.1 Breakdown

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

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Progress Connection Manager For Objectscale All All All All
Application Progress Ecs Connection Manager All All All All
Application Progress Loadmaster All All All All
Application Progress Loadmaster All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Progress Software LoadMaster affected V7.2.45.0 V7.2.63.0 custom Not specified
CNA Progress Software ECS Connections Manager affected V7.2.49.0 V7.2.63.0 custom Not specified
CNA Progress Software Object Scale Connection Manager affected V7.2.62.0 V7.2.63.0 custom Not specified
CNA Progress Software MOVEit WAF affected V7.2.62.0 V7.2.63.0 custom Not specified

References

ReferenceSourceLinkTags
community.progress.com/s/article/LoadMaster-Security-Vulnerabilites-CVE-2026-3517-CV... [email protected] community.progress.com Patch, Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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