CVE-2026-16931

HighCVSS 7.5/10Last modified Oct 23, 2026

Description

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service due to improper handling of zero-length TCP options.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

Affected software

VendorProductVersions
IBMi7.6; 7.5; 7.4; 7.3

References

Timeline

Published
Aug 12, 2026
Last modified
Oct 23, 2026
NVD status
Analyzed

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CVE-2026-16931: High severity, CVSS 7.5 | Vulnix