SB2026043081 - Multiple vulnerabilities in Progress MOVEit Automation

Description

This security bulletin contains information about 2 vulnerabilities.

1) Improper Authentication (CVE-ID: CVE-2026-4670)

CWE-ID: CWE-287 - Improper Authentication

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Amber

The vulnerability allows a remote attacker to bypass authentication.

The vulnerability exists due to authentication bypass in the service backend command port interfaces when handling requests. A remote attacker can send crafted requests to bypass authentication.

2) Input validation error (CVE-ID: CVE-2026-5174)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a remote user to escalate privileges.

The vulnerability exists due to improper input validation in the service backend command port interfaces when handling requests. A remote user can send crafted requests to escalate privileges.

Exploitation may lead to administrative control and data exposure.

Remediation

Install update from vendor's website.

References

• https://community.progress.com/s/article/MOVEit-Automation-Critical-Security-Alert-Bulletin-April-2026-CVE-2026-4670-CVE-2026-5174