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Fencer Intel
high 8.0

CVE-2026-59689 json

Progress LoadMaster, ECS Connection Manager, Object Scale Connection Manager, and MOVEit WAF Improper Authorization Allows Privilege Escalation to Root

published 3mo ago modified 3mo ago also EUVD-2026-49187

cvss
8.0
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 17%
public exploits
0
none known

Summary

An Incorrect Authorization vulnerability in Progress Software LoadMaster, ECS Connection Manager, Object Scale Connection Manager, and MOVEit WAF allows an authenticated attacker with low privileges to escalate privileges to root on the affected appliance, potentially resulting in full 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

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CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
3mo ago

Exploit prediction

0.26% chance of exploitation in the next 30 days, higher than 17% of all scored CVEs (FIRST EPSS, 2026-11-11).

CVSS scores

assigned by version score vector
CNA 3.1 8.0 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/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

References

Sources

Fencer Intel 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.