HIGH

CVE-2026-111638

CVSS v3

7.7

HIGH

EPSS Score

—

exploit probability

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2026-111638 yet.

Full record on NVD

Description

sshportal through 1.19.5 contains a missing authorization vulnerability in the management shell 'key show' command that allows authenticated non-admin users to obtain decrypted backend private SSH keys. Attackers can request predictable key names like 'default' or 'host' to retrieve private keys and connect directly to backend hosts, bypassing ACLs and session recording.

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Published: 2026-10-16
Last Modified: 2026-10-16

Frequently asked questions

What is CVE-2026-111638?

Is CVE-2026-111638 actively exploited?

Active exploitation of CVE-2026-111638 has not been confirmed.

What is the CVSS score for CVE-2026-111638?

CVE-2026-111638 has a CVSS v3 base score of 7.7 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N.

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