CVE-2026-8037
OS Command Injection Remote Code Execution Vulnerability in Progress LoadMaster, ECS Connection Manager, Object Scale Connection Manager & MOVEit WAF
- Critical 9.6
- Exploited: added to CISA KEV 7 Aug 2026
Description
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
Key facts
- Published
- 4 Jun 2026
- Last changed
- 15 Oct 2026
- Assigned by
- ProgressSoftware
- KEV added
- 7 Aug 2026
- KEV fix due
- 10 Aug 2026
- EPSS
- 99.794% likely to be exploited in the next 30 days, higher than 99.957% of CVEs (scores for 15 Nov 2026)
- SSVC (CISA)
- Exploitation: active; Automatable: no; Technical impact: total
Severity scores
Each score is shown as its source gave it. They are not averaged or merged.
- 9.6CVSS 3.1, Criticalfrom the CNA (ProgressSoftware)
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
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.CISA KEV required action
Historical context and remediation
This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.
An unauthenticated remote attacker exploits unsanitized input in the LoadMaster API command endpoints to inject arbitrary OS commands, resulting in full remote code execution on the appliance. (CNA impact statement)
Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.
Affected products
| Vendor | Product | Versions |
|---|---|---|
| Progress Software | LoadMaster |
|
| Progress Software | ECS Connections Manager |
|
| Progress Software | Object Scale Connection Manager |
|
| Progress Software | MOVEit WAF |
|
Timeline
- 4 Jun 2026 Published
- 7 Aug 2026 Added to the CISA KEV catalogue