RCE in Progress Connection Manager For Objectscale
CVE-2026-3517
OS Command Injection Remote Code Execution Vulnerability in API in Progress ADC Products allows an authenticated attacker with “Geo Administration” permissions to execute arbitrary commands on the LoadMaster appliance by exploiting unsanitized input in the 'addcountry' command
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.155 (96.8th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 96.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.042 · newest: 0.155 · change: +0.113
Affected products
- Progress Connection Manager For Objectscale
- Progress Ecs Connection Manager
- Progress Loadmaster
- Progress Software Ecs Connections Manager — versions 7.2.49.0
- Progress Software Loadmaster — versions 7.1.32.0
- Progress Software Moveit Waf — versions 7.2.62.0
- Progress Software Object Scale Connection Manager — versions 7.2.62.0
Weakness classification (CWE)
References
- community.progress.com/s/article/LoadMaster-Security-Vulnerabilites-CVE-2026-35… (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-3517?
- CVE-2026-3517 is a high-severity vulnerability in Progress Connection Manager For Objectscale, classified under Command Injection. CVSS score: 8.4/10. Published 2026-04-20.
- How severe is CVE-2026-3517?
- High severity. CVSS v3 base score is 8.4 out of 10.