Is CVE-2026-18318 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-18318?

CVE-2026-18318 has a CVSS v3 severity of MEDIUM (5.3).

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Description

IBM i 7.3, 7.4, 7.5, and 7.6 could allow a remote attacker to perform brute-force attacks to obtain credentials due to improper authentication.