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CVE-2026-17443— IBM App Connect Enterprise and IBM Integration Bus for z/OS Adapter nodes are vulnerable to multiple CVEs

Quick assessment

Affected
IBM App Connect Enterprise
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

IBM App Connect Enterprise 13.0.1.0 至 13.0.8.1，以及 12.0.1.0 至 12.0.12.28，还有 IBM Integration Bus for z/OS 10.1.0.0 至 10.1.0.7 可能存在 XML 外部实体（XXE）注入缺陷，使得远程已认证攻击者能够获取敏感信息。

CVSS 5.3 · Medium

Possible ATT&CK Techniques 1 AI

T1597 · Search Closed Sources

Affected Version Matrix 3

VendorProduct Version RangeStatus
IBM App Connect Enterprise 13.0.1.0≤ 13.0.8.1 affected
12.0.1.0≤ 12.0.12.28 affected
IBM Integration Bus for z/OS 10.1.0.0≤ 10.1.0.7 affected
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I. Basic Information for CVE-2026-17443

Vulnerability Information
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Vulnerability Title
IBM App Connect Enterprise and IBM Integration Bus for z/OS Adapter nodes are vulnerable to multiple CVEs
Source: CVE Program / CVE List V5
Vulnerability Description
IBM App Connect Enterprise 13.0.1.0 through 13.0.8.1, and 12.0.1.0 through 12.0.12.28 and IBM Integration Bus for z/OS 10.1.0.0 through 10.1.0.7 could allow a remote authenticated attacker to obtain sensitive information due to an XML external entity (XXE) injection flaw.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
XML外部实体引用的不恰当限制(XXE)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
IBM App Connect Enterprise 13.0.1.0 ~ 13.0.8.1 cpe:2.3:a:ibm:app_connect_enterprise:13.0.1.0:*:*:*:*:*:*:*
IBM Integration Bus for z/OS 10.1.0.0 ~ 10.1.0.7 cpe:2.3:a:ibm:integration_bus_for_zos:10.1.0.0:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-17443

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III. Intelligence Information for CVE-2026-17443

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Other References for CVE-2026-17443 (1)

Same Patch Batch · IBM · 2026-09-04 · 64 CVEs total

CVE-2026-18658 9.8 CRITICAL IBM Operational Decision Manager for Aug 2026 - Multiple CVEs addressed
CVE-2026-19274 9.6 CRITICAL IBM Instana Observability is affected by multiple vulnerabilities within Instana Agent con
CVE-2026-19298 8.8 HIGH Langflow is vulnerable to remote code execution due to authorization policy bypass in the
CVE-2026-18486 8.8 HIGH IBM ContextForge MCP Gateway is affected by credential disclosure and privilege escalation
CVE-2026-19305 8.6 HIGH Langflow is vulnerable to Server-Side Request Forgery due to missing or bypassable URL val
CVE-2026-77822 8.2 HIGH IBM ContextForge MCP Gateway is affected by server-side request forgery (DNS rebinding) vi
CVE-2026-19303 8.1 HIGH Langflow is vulnerable to arbitrary file write and arbitrary file deletion due to unvalida
CVE-2026-18221 8.1 HIGH IBM i is Affected By Improper Authorization and Authentication Vulnerabilities in DDM / DR
CVE-2026-18175 8.1 HIGH IBM i is Affected By Improper Authorization and Authentication Vulnerabilities in DDM / DR
CVE-2026-18905 7.7 HIGH IBM ContextForge MCP Gateway is affected by server-side request forgery via DNS TOCTOU at
CVE-2026-19283 7.7 HIGH IBM Instana Observability is affected by multiple vulnerabilities within Instana Agent con
CVE-2026-19306 7.7 HIGH Langflow is vulnerable to arbitrary local file read due to path traversal in ChatInput, bu
CVE-2026-19304 7.7 HIGH Langflow is vulnerable to Server-Side Request Forgery due to missing or bypassable URL val
CVE-2026-81832 7.7 HIGH IBM App Connect Enterprise and IBM Integration Bus for z/OS Adapter nodes are vulnerable t
CVE-2026-19300 7.5 HIGH Langflow is vulnerable to information disclosure due to cross-user MCP tool cache collisio
CVE-2026-18489 7.4 HIGH IBM ContextForge Translate is affected by cross-client credential context confusion
CVE-2026-5522 6.7 MEDIUM QRadar contains hard-coded credentials
CVE-2026-17207 6.5 MEDIUM IBM i is Affected By Denial of Service Vulnerabilities in NFS [, ]
CVE-2026-17273 6.5 MEDIUM IBM i is Affected By Multiple Vulnerabilities in Debug Server
CVE-2026-17622 6.5 MEDIUM Langflow OSS is affected by arbitrary file read due to path traversal vulnerabilities in f

Showing top 20 of 64 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: App Connect Enterprise
Same vendor: IBM
Same weakness: CWE-611

V. Comments for CVE-2026-17443

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