CVE-2026-4048
High
Description
OS Command Injection Remote Code Execution Vulnerability in UI in Progress ADC Products allows an authenticated attacker with “All” permissions to execute arbitrary commands on the LoadMaster appliance by exploiting unsanitized input in a custom WAF rule file during the file upload process.
SeverityHigh
CVSS8.4
Exploit probability—
Product
Progress Loadmaster
PublishedApr 20, 2026
First seenApr 20, 2026
Weakness typeCWE-77Command injection
How to fix
Update
- progress loadmaster7.2.54.17, 7.2.63.1 or later
- progress connection_manager_for_objectscale7.2.63.1 or later
- progress ecs_connection_manager7.2.63.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| progress loadmaster | v < 7.2.54.17, v < 7.2.63.1 | 7.2.54.17, 7.2.63.1 |
| progress connection_manager_for_objectscale | v < 7.2.63.1 | 7.2.63.1 |
| progress ecs_connection_manager | v < 7.2.63.1 | 7.2.63.1 |
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