CVE-2026-106586

Public on 2026-10-06
Modified on 2026-10-09
Description
In sshd in OpenSSH before 10.6, the restrict keyword (in authorized_keys) was supposed to be applicable to tunnel forwarding but was not, a different vulnerability than CVE-2026-73283.
Severity
Medium severity
Medium
See what this means
CVSS v3 Base Score
4.2
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 2 - Core openssh Pending Fix
Amazon Linux 2023 openssh Pending Fix
Amazon Linux 2027 Preview openssh Pending Fix

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 4.2 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N

References

FAQs regarding Amazon Linux ALAS/CVE Severity Red Hat: CVE-2026-106586 Mitre: CVE-2026-106586