CVE-2026-59686 json
Progress LoadMaster, ECS Connection Manager, Object Scale Connection Manager, and MOVEit WAF OS Command Injection via Management Interface
published 2026-07-27 3 mo ago modified 2026-08-11 2 mo ago also EUVD-2026-49184
- cvss
- 8.4
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.7%
- EPSS 1.7% chance of exploitation in 30 days, percentile 77%
- public exploits
- 0
- none known
Summary
An OS Command Injection vulnerability in Progress Software LoadMaster, ECS Connection Manager, Object Scale Connection Manager, and MOVEit WAF allows an authenticated attacker with high privileges to execute arbitrary operating system commands on the affected appliance via the management interface, potentially resulting in complete system compromise.
Patch / fix
- Progress Software LoadMaster 7.2.54.19, 7.2.63.3
- Progress Software ECS Connection Manager 7.2.63.3
- Progress Software Object Scale Connection Manager 7.2.63.3
- Progress Software MOVEit WAF 7.2.63.3
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 3 mo ago
Exploit prediction
1.68% chance of exploitation in the next 30 days, higher than 77% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 8.4 | CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H |
Affected products
- Progress Software LoadMaster
- Progress Software ECS Connection Manager
- Progress Software Object Scale Connection Manager
- Progress Software MOVEit WAF
Classification
- Weakness
-
- CWE-78 Improper Neutralization of Special Elements used in an OS Command
References
Sources
- CVE List CVE-2026-59686
- NVD CVE-2026-59686
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.