Reference page — cumulative record through Monday, October 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2026-106584

CVE-2026-106584LOW

OpenBSD OpenSSH — In ssh-keygen in OpenSSH before 10.6, certificates could have incorrect expiration times because of Daylight Saving mishandling.

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   L   L   L   N  U  N  L  N    3.3   .0006    0.0     —

AFFECTED
  Product  Versions     Fixed
  OpenSSH  unspecified  —

TIMELINE
  Oct 6   Reserved by mitre
  Oct 6   Published (CNA: mitre)
  Oct 13  RESCORED — CVE-2026-106584 (OpenBSD OpenSSH). CVSS 2.5 → 3.3 (NVD).

CWE-193 · CNA: mitre · CVSS v3.1 · 1 reference · NVD status: Analyzed

Description

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.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
October 6, 2026	Reserved	Reserved by mitre
October 6, 2026	Published	Published (CNA: mitre)
October 13, 2026	RESCORED	RESCORED — CVE-2026-106584 (OpenBSD OpenSSH). CVSS 2.5 → 3.3 (NVD).

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
OpenBSD	OpenSSH	—	—	—

Weaknesses

CWE-193

References (1)

https://www.openssh.org/releasenotes.html#10.6 [Release Notes]

Authoritative record: CVE-2026-106584 at cve.org

Vendors: openbsd

Weaknesses: CWE-193

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-106584 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Monday, October 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.