by Kastro
Paper/Archive/CVE-2026-16867

CVE-2026-16867

IBM i — IBM i is Affected By Multiple Vulnerabilities in NetServer

EPSS 0.6%CVSS 9.8
critical.is priorityof 100
39
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 49.6.496 × 209.9No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to access server resources with the privileges of an authenticated user due to improper authentication during NTLM session negotiation.

Affected

ProductAffectedFixed inSource
i7.6–CNA
i7.5–CNA
i7.4–CNA
i7.3–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
ibm (CNA)8.1CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

patchibm.com/support/pages/node/7283573