CVE-2026-18726: Open-iscsi: open-iscsi: denial of service in iscsiuio router advertisement parsing

Overview

Severity

Medium (CVSS 6.5)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Aug

Released

2026-09-07

EPSS Score

0.21% (percentile: 10.7%)

Affected Products (1)

Other

• 21749-17084

Security Updates (1)

• Security Update

Revision History

• 2026-09-07: Information published.