Progress · LoadMaster
CVE-2026-8037
OS Command Injection Remote Code Execution Vulnerability in Progress LoadMaster, ECS Connection Manager, Object Scale Connection Manager & MOVEit WAF
What it is
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
CISA: 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.
What to do
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
Deadline for US federal agencies: August 10, 2026
More exploited flaws from Progress
| Added | Vulnerability | Product | Severity | Attack chance |
|---|---|---|---|---|
| Mar 3, 2025 | Path Traversal | WhatsUp Gold | Critical 9.8 | 99.3% |
| Nov 18, 2024 | OS Command Injection | Kemp LoadMaster | Critical 10.0 | 95% |
| Sep 16, 2024 | SQL Injection | WhatsUp Gold | Critical 9.8 | 93% |
| Jun 13, 2024 | Authentication Bypass by Spoofing | Telerik Report Server | Critical 9.8 | 97% |
| Oct 5, 2023 | Deserialization of Untrusted Data | WS_FTP Server | Critical 10.0 | 90% |
| Jun 2, 2023 | SQL Injection | MOVEit Transfer | Critical 9.8 | 99.9% |
| Nov 3, 2021 | Telerik UI for ASP.NET AJAX and Sitefinity Cryptographic Weakness | ASP.NET AJAX and Sitefinity | Critical 9.8 | 75% |
| Nov 3, 2021 | Deserialization of Untrusted Data | Telerik UI for ASP.NET AJAX | Critical 9.8 | 99.7% |
Sources: Known Exploited Vulnerabilities (CISA, public domain), CVE records (cve.org) and EPSS (FIRST). The chance of attacks is the EPSS estimate that someone will try to exploit the flaw in the next 30 days.