IBM i is Affected By A Prvilege Escalation Vulnerability []
Summary
| CVE | CVE-2026-18509 |
|---|---|
| State | PUBLISHED |
| Assigner | ibm |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-08-13 21:17:45 UTC |
| Updated | 2026-08-14 16:16:51 UTC |
| Description | 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. |
Risk And Classification
Primary CVSS: v3.1 8.2 HIGH from [email protected]
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N
Problem Types: CWE-285 | CWE-285 CWE-285 Improper Authorization
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Secondary | 8.2 | HIGH | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N |
| 3.1 | CNA | CVSS | 8.2 | HIGH | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N |
CVSS v3.1 Breakdown
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| www.ibm.com/support/pages/node/7283279 | [email protected] | www.ibm.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Additional Advisory Data
Solutions
CNA: IBM strongly recommends addressing the vulnerability now. Navigator IBM i Release5770-SS1 PTF Number(s)PTF Download Link(s)7.6SJ10887 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11126 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11125 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11124 7.3SJ11128 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11128 https://www.ibm.com/mysupport/s/fix-information IBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products.