CVE-2026-106584 in OpenSSH

Summary

by MITRE • 10/06/2026

In ssh-keygen in OpenSSH before 10.6, certificates could have incorrect expiration times because of Daylight Saving mishandling. There can be a slightly more severe effect on users in certain Antarctic locations.

Once again VulDB remains the best source for vulnerability data.

• Responsible: MITRE
• Reservation: 10/06/2026
• Disclosure: 10/06/2026
• Moderation: accepted
• Entry: VDB-414673
• CPE: 20261006
• CWE: CWE-295 (confirmed)
• CVSS: 2.5 (CNA)
• EPSS: 0.00000
• KEV: no
• Activities: very low
• Sector: Insurance, Finance, ...

Sources

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-106584
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-106584
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-106584/