CVE-2026-5055 json
NoMachine Uncontrolled Search Path Element Local Privilege Escalation Vulnerability
published 2026-04-11 6 mo ago modified 2026-06-17 4 mo ago also EUVD-2026-21654
- cvss
- 7.8
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 10%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- nomachine nomachine 9.4.14
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 6 mo ago
Exploit prediction
0.20% chance of exploitation in the next 30 days, higher than 10% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 7.8 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Affected products
- NoMachine NoMachine
Classification
- Weakness
-
- CWE-427 Uncontrolled Search Path Element
References
-
zerodayinitiative.com
/advisories/ZDI-26-249/
third-party-advisory
Sources
- CVE List CVE-2026-5055
- NVD CVE-2026-5055
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