CVE-2026-17445: IBM i is Affected By Improper Validation Vulnerability in Line Printer Daemon []
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to bypass security restrictions due to improper validation of an attacker-supplied user profile name.
Other sources
IBM i could allow a remote authenticated attacker to bypass security restrictions due to improper validation of an attacker-supplied user profile name.
— IBM
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
IBM i 7.6 (Release5770-SS1)to a version that resolves this vulnerability.Fixed in 7.6Patch SJ10878 - Upgrade
Upgrade
IBM i 7.5 (Release5770-SS1)to a version that resolves this vulnerability.Fixed in 7.5Patch SJ10917 - Upgrade
Upgrade
IBM i 7.4 (Release5770-SS1)to a version that resolves this vulnerability.Fixed in 7.4Patch SJ10934 - Upgrade
Upgrade
IBM i 7.3 (Release5770-SS1)to a version that resolves this vulnerability.Fixed in 7.3Patch SJ10935
Event History
Frequently Asked Questions
What is the severity of CVE-2026-17445?
The severity of CVE-2026-17445 is classified as high with a score of 8.2.
How do I fix CVE-2026-17445?
To fix CVE-2026-17445, apply the latest security patches provided by IBM for your IBM i version.
What systems are affected by CVE-2026-17445?
CVE-2026-17445 affects IBM i versions 7.6, 7.5, 7.4, and 7.3.
What type of vulnerability is CVE-2026-17445?
CVE-2026-17445 is an improper validation vulnerability in the Line Printer Daemon.
What are the potential impacts of CVE-2026-17445?
CVE-2026-17445 could allow a remote authenticated attacker to bypass security restrictions.