RCE in Progress Connection Manager For Objectscale
CVE-2026-3518
OS Command Injection Remote Code Execution Vulnerability in API in Progress ADC Products allows an authenticated attacker with “All” permissions to execute arbitrary commands on the LoadMaster appliance by exploiting unsanitized input in the 'killsession' 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: 0.169 (97.0th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 97.0% 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: 0.169 · change: +0.127
Affected products
- Progress Connection Manager For Objectscale
- Progress Ecs Connection Manager
- Progress Loadmaster
- Progress Software Ecs Connections Manager — versions V7.2.49.0
- Progress Software Loadmaster — versions V7.2.37.0
- Progress Software Moveit Waf — versions V7.2.62.0
- Progress Software Object Scale Connection Manager — versions V7.2.62.0
Weakness classification (CWE)
References
- community.progress.com/s/article/LoadMaster-Security-Vulnerabilites-CVE-2026-35… (vendor-advisory, Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-3518?
- CVE-2026-3518 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-2026-3518?
- High severity. CVSS v3 base score is 8.4 out of 10.