IBM i 7.6 and earlier releases contain CVE-2026-84414, a CVSS 7.8 flaw that allows local authenticated attackers to change ownership of arbitrary files. The vulnerability affects system integrity across four supported versions and requires immediate review of IBM guidance.

The vulnerability stems from improper validation of an attacker-controlled file path.
Successful exploitation grants the attacker control over file permissions that should remain restricted.
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Version 12.2 of IBM Guardium Data Protection carries the critical CVE-2026-84436 flaw scoring 9.1 on CVSS. Command injection in the certificate export CLI lets a privileged user execute commands as root.
NVD published two more high-severity CVE records for IBM Guardium Data Protection 12.2 on September 25: CVE-2026-85542 (CVSS 8.8), a command injection bug, and CVE-2026-85029 (CVSS 7.5), a path traversal flaw. IBM lists fix pack SqlGuard_12.0p233.
CVE-2026-93306, published by NVD on September 25, lets an unauthenticated attacker on the management network crash the ASMI web server in IBM server firmware with a malformed HTTPS request. IBM rates it 7.1 (High) and has released fixed firmware for Power11, Power10 and Power9 systems.
NVD published two high-severity CVE records for IBM Guardium Data Protection 12.2 on September 25. CVE-2026-84884 (CVSS 7.5) covers REST service-account passwords stored in a reversible format, and CVE-2026-84862 (CVSS 7.2) is an insecure deserialization flaw that could allow code execution. IBM points customers to fix pack SqlGuard_12.0p233.
CVE-2026-100841 affects every release of the MONAI medical imaging AI framework through 1.6.0. A local user who can write to a shared cache directory can plant a malicious pickle file that runs code in another user's pipeline. It is rated high severity and no stable fix has shipped.