shellhub vulnerabilities and fixes

Recent CVEs affecting shellhub, with upgrade or downgrade steps. 4 tracked.

shellhub has 4 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 4. Most recent: 2026-05-13. Highest priority: CVE-2026-44426 (score 34/100).

• CVE-2026-44426 MEDIUM 6.5 UPGRADE ShellHub is a centralized SSH gateway
• CVE-2026-44425 MEDIUM 5.4 UPGRADE ShellHub is a centralized SSH gateway
• CVE-2026-44424 MEDIUM 6.5 UPGRADE ShellHub is a centralized SSH gateway
• CVE-2026-44423 MEDIUM 6.5 UPGRADE ShellHub is a centralized SSH gateway

FAQ

How do I fix shellhub 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 shellhub being exploited right now?

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

Which shellhub CVE should I patch first?

CVE-2026-44426 currently ranks highest (34/100): ShellHub is a centralized SSH gateway.

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