CVE-2026-59689 — HIGH (8.0)

Vulnerability Description

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.

CVSS Score

8.0

HIGH

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-863

References

https://community.progress.com/s/article/LoadMaster-Critical-Security-Bulletin-J

FAQ

What is CVE-2026-59689?

CVE-2026-59689 is a vulnerability with a CVSS score of 8.0 (HIGH). 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 t...

How severe is CVE-2026-59689?

CVE-2026-59689 has been rated HIGH with a CVSS base score of 8.0/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-59689?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.