CVE-2026-12161
Analyzed Analyzed - Analysis Complete

Improper Input Validation in Devolutions Remote Desktop Manager SSH Elevate Shell

Publication date: 2026-06-16

Last updated on: 2026-06-16

Assigner: Devolutions Inc.

Description
Improper input validation in the SSH Elevate Shell feature in Devolutions Remote Desktop Manager 2026.2.7 allows an authenticated user with permission to create or modify a shared SSH entry to execute arbitrary commands on a remote SSH host using stored elevation credentials via a crafted alternate username and user interaction with the Elevate Shell action.

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Meta Information

Published
2026-06-16
Last Modified
2026-06-16
Generated
2026-07-06
AI Q&A
2026-06-16
EPSS Evaluated
2026-07-05
NVD
CVE-2026-12161
EUVD
EUVD-2026-37023

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
devolutions remote_desktop_manager to 2026.2.8.0 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-78 The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

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Executive Summary

This vulnerability is caused by improper input validation in the SSH Elevate Shell feature of Devolutions Remote Desktop Manager version 2026.2.7.

It allows an authenticated user who has permission to create or modify a shared SSH entry to execute arbitrary commands on a remote SSH host.

This is done by using stored elevation credentials combined with a crafted alternate username and user interaction with the Elevate Shell action.

Impact Analysis

An attacker who is an authenticated user with certain permissions can execute arbitrary commands on a remote SSH host.

This could lead to unauthorized actions being performed on the remote system, potentially compromising the confidentiality, integrity, or availability of that system.

Mitigation Strategies

The vulnerability involves improper input validation in the SSH Elevate Shell feature of Devolutions Remote Desktop Manager 2026.2.7, allowing an authenticated user with permission to create or modify a shared SSH entry to execute arbitrary commands.

Since no specific remediation or upgrade instructions are provided in the context or resources for CVE-2026-12161, the immediate recommended step is to restrict permissions to create or modify shared SSH entries to trusted users only.

Additionally, monitor for unusual SSH Elevate Shell activity and avoid using the vulnerable version 2026.2.7 until a patch or update is available.

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