CVE-2026-18221: ibm i

CVSS 9.8 (critical) · published 2026-09-04

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to gain unauthorized access due to improper validation of client-supplied authentication parameters.

Affected products (NVD): ibm i

Weakness: CWE-287

Source: NVD CVE-2026-18221

References

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