CVE-2026-5055

HIGH

NoMachine Uncontrolled Search Path Element Local Privilege Escalation Vulnerability

Title source: cna
STIX 2.1

Description

NoMachine Uncontrolled Search Path Element Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of NoMachine. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the NoMachine Device Server. The product loads a library from an unsecured location. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-28494.

References (1)

Core 1
Core References
X_Research Advisory x_research-advisory
ZDI-26-249
https://www.zerodayinitiative.com/advisories/ZDI-26-249/

Scores

CVSS v3 7.8
EPSS 0.0021
EPSS Percentile 11.7%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-427
Status published
Products (2)
nomachine/nomachine < 9.4.14
NoMachine/NoMachine 9.2.18_1
Published Apr 11, 2026
Tracked Since Apr 11, 2026