Is CVE-2026-18683 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-18683?

CVE-2026-18683 has a CVSS v3 severity of HIGH (8.8).

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CVE-2026-18683

Description

IBM i 7.6, 7.5, 7.4, and 7.3 is vulnerable to privilege escalation via Navigator for i. An authenticated user could elevate privileges to a root user to execute commands.