CVE Catalog

CVE-2026-18509

HighCVSS 8.2
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.20%

10th percentile - higher than 10% of all known CVEs

Summary

IBM i versions 7.6, 7.5, 7.4, and 7.3 may allow a local authenticated attacker to gain privilege escalation via the Navigator for i debugger. This could allow the attacker to access or manipulate sensitive data on the system, or create new profiles with elevated privileges on the IBM i system.

Risk Assessment

The risk includes privilege escalation, which could lead to unauthorized access to sensitive data, system manipulation, and creation of accounts with elevated privileges.

Recommendation

It is recommended to restrict access to the Navigator for i debugger to trusted administrators only and apply relevant IBM fixes.

Original NVD description (English source)

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a local authenticated attacker to gain privilege escalation via the Navigator for i debugger. This could allow the attacker to access or manipulate sensitive data on the system, or create new profiles with elevated privileges on the IBM i system.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS