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CVE-2026-17223— IBM i is Affected By Multiple Vulnerabilities in Host Servers

CVSS 8.8 · High

Possible ATT&CK Techniques 1AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 4

VendorProductVersion RangeStatus
IBMi7.6affected
7.5affected
7.4affected
7.3affected
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I. Basic Information for CVE-2026-17223

Vulnerability Information
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Vulnerability Title
IBM i is Affected By Multiple Vulnerabilities in Host Servers
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存写
Source: CVE Program / CVE List V5

Affected Products

VendorProductAffected VersionsCPESubscribe
IBMi 7.6 cpe:2.3:a:ibm:i:7.6:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-17223

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III. Intelligence Information for CVE-2026-17223

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Other References for CVE-2026-17223 (1)

Same Patch Batch · IBM · 2026-08-13 · 74 CVEs total

CVE-2026-174829.8 CRITICALIBM Documentation Offline is vulnerable to information disclosure, session forgery and rem
CVE-2026-145259.4 CRITICALIBM WebSphere Application Server Liberty is affected by an authenication bypass
CVE-2026-192979.1 CRITICALInsufficient Authentication Brute Force Protection on Login Endpoint
CVE-2026-181938.9 HIGHIBM i Is Affected By Multiple Vulnerabilities in IBM Java SDK and IBM Java Runtime
CVE-2026-166748.8 HIGHIBM i is Affected By Multiple Vulnerabilities in WebSphere Application Server Liberty
CVE-2026-181018.8 HIGHIBM i is Affected By Multiple Vulnerabilities in WebSphere Application Server Liberty
CVE-2026-167228.8 HIGHIBM i is Affected By An Unauthorized Privileges Vulnerability in SQL []
CVE-2026-170298.8 HIGHIBM i is Affected By Multiple Vulnerabilities in Java Secure Sockets Extension
CVE-2026-169878.8 HIGHIBM i is Affected By An Improper Validation Vulnerability in PASE []
CVE-2026-169758.8 HIGHIBM i is Affected By A Remote Code Execution Vulnerability []
CVE-2026-174818.8 HIGHIBM Documentation Offline is vulnerable to information disclosure, session forgery and rem
CVE-2026-175028.6 HIGHIBM i is Affected By Multiple Vulnerabilities in NetServer
CVE-2026-168158.6 HIGHIBM i is Affected By Multiple Vulnerabilities in Simple Mail Transfer Protocol
CVE-2026-169088.5 HIGHIBM i is Affected By Multiple SQL Vulnerabilities [, ]
CVE-2026-169678.5 HIGHIBM i is Affected By Multiple SQL Vulnerabilities [, ]
CVE-2026-182498.4 HIGHIBM i Is Affected By Multiple Vulnerabilities in IBM Java SDK and IBM Java Runtime
CVE-2026-171018.3 HIGHIBM i is Affected By Multiple Vulnerabilities in Navigator for i
CVE-2026-185098.2 HIGHIBM i is Affected By A Prvilege Escalation Vulnerability []
CVE-2026-172208.2 HIGHIBM i is Affected By Multiple Vulnerabilities in Host Servers
CVE-2026-172728.2 HIGHIBM i is Affected By a Denial of Service in HTTP Server []

Showing top 20 of 74 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: i
Same vendor: IBM
Same weakness: CWE-787

V. Comments for CVE-2026-17223

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