CVE-2026-44423

Medium

Description

ShellHub is a centralized SSH gateway. Prior to 0.24.2, GET /api/sessions/:uid returns the full session object for any authenticated caller, without scoping by the caller's tenant. An authenticated user can read session records (SSH username, device UID, remote IP, terminal type, authenticated flag, timestamps) belonging to any other namespace. This vulnerability is fixed in 0.24.2.

SeverityMedium

CVSS6.5

Exploit probability—

ProductShellhub

PublishedMay 13, 2026

First seenMay 13, 2026

Weakness typeCWE-639Authorization bypass through user-controlled key

How to fix

Update

shellhub shellhub0.24.2 or later
github.com/shellhub-io/shellhub0.24.2 or later

Affected products

Product	Affected versions	Fixed in
shellhub shellhub	v < 0.24.2	0.24.2
github.com/shellhub-io/shellhubGo	v < 0.24.2	0.24.2

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