Auth bypass in Progress Connection Manager For Objectscale

CVE-2026-59689

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.

Vulnerability class: Broken Access Control

EPSS: 0.002 (9.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-59689?
CVE-2026-59689 is a high-severity vulnerability in Progress Connection Manager For Objectscale, classified under Incorrect Authorization. CVSS score: 8.0/10. Published 2026-07-27.
How severe is CVE-2026-59689?
High severity. CVSS v3 base score is 8.0 out of 10.