CVE-2026-17197: Improper Authentication

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to bypass security restrictions due to improper validation of client-asserted identity...

CVE-2026-17074: Improper Privilege Management

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to bypass security restrictions due to improper privilege management...

CVE-2026-17004: Loop with Unreachable Exit Condition

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service due to an infinite loop...

CVE-2026-16815: Out-of-bounds Write

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service and potentially obtain sensitive information due to a stack-based buffer overflow...

PT-2026-71841

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to obtain sensitive information due to improper authentication...

PT-2026-71828

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to perform unauthorized operations and access sensitive information due to improper session management...

CVE-2026-18101: Improper Privilege Management

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a local attacker to gain elevated privileges due to improper management of thread authority swaps...

PT-2026-71805

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to execute arbitrary code due to an untrusted search path...

CVE-2026-14875: Untrusted Search Path

IBM i Access Client Solutions 1.1.2.0 through 1.1.9.13 is vulnerable to arbitrary code execution on Windows when installed for all users due to publicly writeable directory...

PT-2026-71859

Name of the Vulnerable Software and Affected Versions IBM i versions 7.3 through 7.6 Description Improper management of thread authority swaps may allow a local attacker to gain elevated privileges. Recommendations Update IBM i versions 7.3 through 7.6 to a version that contains the fix for this...

CVE-2026-16674: Untrusted Search Path

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to execute arbitrary code due to an untrusted search path...

CVE-2026-17078: Uncontrolled Resource Consumption

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service due to resource exhaustion...

CVE-2026-18511: Out-of-bounds Write

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a local authenticated attacker to generate a stack-based buffer overflow in the Native IBM i JSSE provider, caused by improper bounds checking during TLS session establishment. A local attacker could overflow a fixed-length buffer and execute arbitrary cod...

PT-2026-71823

Name of the Vulnerable Software and Affected Versions IBM i versions 7.3 through 7.6 Description A time-of-check to time-of-use TOCTOU race condition involving symbolic links allows a remote authenticated attacker to gain unauthorized access to system objects. TOCTOU is a software bug where a...

PT-2026-71836

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to obtain sensitive information and perform unauthorized operations due to improper validation of authentication tokens...

PT-2026-71840

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to obtain sensitive information due to a path traversal vulnerability...

CVE-2026-16861: Out-of-bounds Read

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service due to an out-of-bounds read...

CVE-2026-17226: Out-of-bounds Read

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to obtain sensitive information or cause a denial of service due to an out-of-bounds read...

PT-2026-71820

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a local authenticated attacker to change the ownership of arbitrary files due to improper validation of an attacker-controlled file path...

PT-2026-71746

IBM i 7.6, 7.5, 7.4, and 7.3 s vulnerable to a buffer overflow from improperly validating client data. By sending malformed requests to one of the host servers, a remote attacker could leverage this vulnerability to cause a denial-of-server DoS for that server...