IBM I CVEs.
Published CVEs affecting IBM I, ranked by exploit odds.
-
CVE-2026-17083
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to execute arbitrary code due to a stack-based buffer overflow.
-
CVE-2026-17218
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to execute arbitrary code due to an out-of-bounds write.
-
CVE-2026-16906
IBM i 7.6, and 7.5 could allow a remote authenticated attacker to execute arbitrary commands with elevated privileges due to improper neutralization of special elements used in an OS command.
-
CVE-2026-17417
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to execute arbitrary commands due to improper neutralization of shell metacharacters.
-
CVE-2026-17642
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to execute arbitrary commands due to improper neutralization of special elements used in an OS command.
-
CVE-2026-16975
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to execute arbitrary code due to a heap-based buffer overflow.
-
CVE-2026-17223
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to execute arbitrary code due to a buffer overflow.
-
CVE-2026-17110
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to execute arbitrary commands and obtain sensitive information due to improper privilege management.
-
CVE-2026-16860
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to execute arbitrary code due to an uncontrolled search path element.
-
CVE-2026-18669
IBM i 7.6, 7.5, 7.4, and 7.3 is vulnerable to a privilege escalation as the result of a remote code execution vulnerability in the activation engine component. An authenticated attacker can execute a maliciously planted script with root authority.
-
CVE-2026-16674
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-2026-9072
IBM WebSphere Application Server and IBM WebSphere Application Server Liberty - when using Intelligent Management with the WebSphere WebServer Plug-in component - are vulnerable to remote code execution and denial of service. This vulnerability can be exploited when an attacker impersonates backend servers and sends crafted responses to the plug-in.
-
CVE-2026-17206
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to execute arbitrary code due to a buffer overflow.
-
CVE-2026-18683
IBM i 7.6, 7.5, 7.4, and 7.3 is vulnerable to privilege escalation via Navigator for i. An authenticated user could elevate privileges to a root user to execute commands.
-
CVE-2026-17266
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to obtain sensitive information due to improper limitation of a pathname to a restricted directory.
-
CVE-2026-17255
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service due to improper validation of the prefix length in ICMPv6 Router Advertisements.
-
CVE-2026-17101
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to execute arbitrary code or obtain sensitive information due to improper authentication.
-
CVE-2026-16867
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to access server resources with the privileges of an authenticated user due to improper authentication during NTLM session negotiation.
-
CVE-2026-18221
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to gain unauthorized access due to improper validation of client-supplied authentication parameters.
-
CVE-2025-33108
IBM Backup, Recovery and Media Services for i 7.4 and 7.5 could allow a user with the capability to compile or restore a program to gain elevated privileges due to a library unqualified call made by a BRMS program. A malicious actor could cause user-controlled code to run with component access to the host operating system.
-
CVE-2026-16908
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to gain unauthorized access to arbitrary objects due to a path traversal vulnerability.
-
CVE-2026-16907
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to execute arbitrary code due to improper bounds checking.
-
CVE-2026-17057
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service and affect data integrity due to missing authentication for critical functions.
-
CVE-2026-17220
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service and modify authentication metadata due to a buffer overflow.
-
CVE-2025-36004
IBM i 7.2, 7.3, 7.4, and 7.5 could allow a user to gain elevated privileges due to an unqualified library call in IBM Facsimile Support for i. A malicious actor could cause user-controlled code to run with administrator privilege.
-
CVE-2026-16931
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service due to improper handling of zero-length TCP options.
-
CVE-2026-17271
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service due to improper validation of input size.
-
CVE-2026-16887
IBM i 7.6 could allow a remote attacker to cause a denial of service due to an out-of-bounds write.
-
CVE-2026-17004
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-2026-17199
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service due to unbounded resource allocation.
-
CVE-2026-17229
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-2026-16982
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service due to a heap buffer overflow.
-
CVE-2026-18846
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.
-
CVE-2026-18077
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service due to a stack-based buffer overflow.
-
CVE-2026-17470
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service due to a buffer overflow.
-
CVE-2026-18235
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to execute arbitrary Control Language commands due to insufficient input validation.
-
CVE-2026-17095
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to bypass security restrictions due to unsafe reflection.
-
CVE-2026-1376
IBM i 7.6 could allow a remote attacker to cause a denial of service using failed authentication connections due to improper allocation of resources.
-
CVE-2026-17094
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to obtain sensitive information and manipulate files due to a path traversal vulnerability.
-
CVE-2026-16904
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to execute arbitrary commands due to improper privilege management during monitor owner reassignment.
-
CVE-2026-18713
IBM i 7.6, 7.5, 7.4, and 7.3 s vulnerable to privilege escalation via Navigator for i. An authenticated user could elevate privileges to a root user to execute commands.
-
CVE-2026-96119
IBM i 7.3, 7.4, 7.5, and 7.6 could allow a remote authenticated attacker to obtain sensitive information or execute arbitrary code on the system due to improper data sanitization by the HTTP Server Administration web application.
-
CVE-2026-16868
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service due to the use of uninitialized memory during ASN.1 length processing.
-
CVE-2026-17485
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service and obtain sensitive information due to an integer underflow.
-
CVE-2026-16856
IBM i 7.6, and 7.5 could allow a local attacker to gain elevated privileges due to improper neutralization of special elements used in an OS command.
-
CVE-2026-17273
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to cause a denial of service due to a NULL pointer dereference.
-
CVE-2026-18076
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to cause a denial of service due to a memory leak.
-
CVE-2026-18078
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to cause a denial of service due to an integer overflow.
-
CVE-2026-17082
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to gain elevated privileges due to improper validation of a client-supplied profile name.
-
CVE-2026-16692
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to cause a denial of service due to a stack-based buffer overflow.
All CVEs affecting IBM I that appear in CVE.org and NVD, sorted by how likely they are to be exploited (EPSS), with fix status and timeline.