nomachine vulnerabilities and fixes

Recent CVEs affecting nomachine, with upgrade or downgrade steps. 3 tracked.

nomachine has 3 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 3. Most recent: 2026-04-11. Highest priority: CVE-2026-5055 (score 30/100).

• CVE-2026-5055 HIGH 7.8 UPGRADE NoMachine Uncontrolled Search Path Element Local Privilege Escalation Vulnerability
• CVE-2026-5054 HIGH 7.8 UPGRADE NoMachine External Control of File Path Local Privilege Escalation Vulnerability
• CVE-2026-5053 HIGH 7.1 UPGRADE NoMachine External Control of File Path Arbitrary File Deletion Vulnerability

FAQ

How do I fix nomachine vulnerabilities?

Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.

Is nomachine being exploited right now?

None of the tracked nomachine CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which nomachine CVE should I patch first?

CVE-2026-5055 currently ranks highest (30/100): NoMachine Uncontrolled Search Path Element Local Privilege Escalation Vulnerability.

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