CVE-2026-8037

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

9.6 CriticalIn KEVPublic exploit

OS Command Injection Remote Code Execution Vulnerability in API in Progress ADC Products allows an un-authenticated attacker to execute arbitrary commands on the LoadMaster appliance by exploiting unsanitized input in multiple command endpoints

Attack profile

How easy it is to exploit

Attack vector: Adjacent network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

99.8%Up 99.5 points since Jun 5, 2026

What each source reports

CVE List Score used 9.6

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

Record: CVE-2026-8037
CVSS 3.1: 9.6 CriticalCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Weakness: CWE-77
Updated: 2026-11-02

EUVDEUVD-2026-34260 9.6

Record: EUVD-2026-34260
CVSS 3.1: 9.6 CriticalCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Updated: 2026-11-02

GitHub AdvisoriesGHSA-57pc-jm9r-hgj4 9.6

OS Command Injection Remote Code Execution Vulnerability in API in Progress ADC Products allows...

Record: GHSA-57pc-jm9r-hgj4
CVSS 3.1: 9.6 CriticalCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Weakness: CWE-77
Updated: 2026-11-02

CISA KEV No score

Progress LoadMaster Command Injection Vulnerability

Progress LoadMaster contains a command injection vulnerability that allows an un-authenticated attacker to execute arbitrary commands on the LoadMaster appliance by exploiting unsanitized input in multiple command endpoints.

Record: CVE-2026-8037
Weakness: CWE-77
Updated: 2026-11-02

NVD 9.6

Record: CVE-2026-8037
CVSS 3.1: 9.6 CriticalCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-77
Updated: 2026-11-02

Affected products

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
PoC in GitHub	HORKimhab/CVE-2026-8037	2026-06-30
PoC in GitHub	Caster-chen/CVE-2026-8037-POC	2026-07-09
Nuclei	Progress ADC LoadMaster - Command Injection

History

History
Recorded	Changed	Sources
Nov 3, 2026	exploitation, exploits
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, CISA KEV, Nuclei, NVD, PoC in GitHub

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-8037 is a critical vulnerability (CVSS 9.6) in Progress Ecs Connection Manager, published June 4, 2026. CISA lists it as known to be exploited, since August 7, 2026. EUVD reports exploitation since August 7, 2026. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 99.8%, the 99th percentile. No source names a fixed version.