by Kastro
Paper/Archive/CVE-2026-18847

CVE-2026-18847

IBM i — IBM i is Affected By Multiple Vulnerabilities in Navigator for i

EPSS 0.2%CVSS 9.8
critical.is priorityof 100
33
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 16.0.160 × 203.2No 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 unauthenticated attacker to harvest credentials due to spoofing of Navigator for i.

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)8.8CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

patchibm.com/support/pages/node/7283292