CVE-2026-18509
published 2026-08-13CVE-2026-18509: 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…
PriorityP334high7.1CVSS 3.1
AVLACLPRLUINSUCHIHAN
EPSS
0.16%
6.1th percentile
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.
Affected
4 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| ibm | i | — | — |
| ibm | i | — | — |
| ibm | i | — | — |
| ibm | i | — | — |
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VulDB
IBM i 7.3/7.4/7.5/7.6 Navigator for i debugger privileges management
vuldb·2026-08-13·CVSS 8.2
CVE-2026-18509 [HIGH] IBM i 7.3/7.4/7.5/7.6 Navigator for i debugger privileges management
A vulnerability, which was classified as very critical, has been found in IBM i 7.3/7.4/7.5/7.6. Affected by this vulnerability is an unknown functionality of the component Navigator for i debugger. The manipulation leads to improper privilege management.
This vulnerability is listed as CVE-2026-18509. The attack must be carried out locally. There is no available exploit.
GHSA
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.
ghsa_unreviewed·2026-08-13
CVE-2026-18509 [HIGH] CWE-285 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.
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.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2026-08-13
Published