Cleartext Transmission Vulnerability in Devolutions Server by Devolutions
CVE-2026-120734

6.5MEDIUM

Key Information:

Vendor

Devolutions

Status
Server
Vendor
CVE Published:
3 November 2026

What is CVE-2026-120734?

An issue in Devolutions Server allows authenticated users to exploit cleartext transmission during email configuration testing. This vulnerability enables attackers to capture sensitive information, specifically SMTP passwords, by manipulating the email configuration test to leverage an attacker-controlled SMTP host. It is crucial for organizations utilizing Devolutions Server versions 2026.3.13.0 and earlier to implement security measures to mitigate the risks associated with this vulnerability.

Affected Version(s)

Server 0 < 2026.3.13.0

References

https://devolutions.net/security/advisories/DEVO-2026-0039/

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.