IBM i 7.3-7.6 Improper Auth Bypass Security Restrictions
CVE-2026-17488 Published on October 16, 2026
IBM i is Affected By An Improper Authentication Vulnerability in SST / DST
IBM i 7.3, 7.4, 7.5, and 7.6 could allow a remote authenticated attacker to bypass security restrictions due to improper authentication.
Vulnerability Analysis
CVE-2026-17488 is exploitable with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality, a small impact on integrity and availability.
Weakness Type
What is an authentification Vulnerability?
When an actor claims to have a given identity, the software does not prove or insufficiently proves that the claim is correct.
CVE-2026-17488 has been classified to as an authentification vulnerability or weakness.
Products Associated with CVE-2026-17488
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Affected Versions
IBM i:- Version 7.6 is affected.
- Version 7.5 is affected.
- Version 7.4 is affected.
- Version 7.3 is affected.