CVE-2026-110927: Openssh: openssh: a compressed payload can expand past the maximum packet size

Overview

Severity

Medium (CVSS 4.3)

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:U

Exploit Status

Not Exploited

Patch Tuesday

2026-Oct

Released

2026-10-21

EPSS Score

0.26% (percentile: 16.6%)

Affected Products (1)

Other

• 21837-17084

Revision History

• 2026-10-21: Information published.