CVE-2026-5055

NoMachine Uncontrolled Search Path Element Local Privilege Escalation Vulnerability

HIGH
7.8
CVSS Score
Published: April 11, 2026 at 12:14 AM UTC
Updated: June 17, 2026 at 10:58 AM UTC
1 product affected across 1 vendorNoMachine

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Severity
HIGH7.8
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

x_research-advisoryThird Party Advisory
Source: cverecord
https://www.zerodayinitiative.com/advisories/ZDI-26-249/

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGHzdi
Vector?

Quick Info

StatusANALYZED
CWE
CWE-427

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