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CVE-2026-3603— IBM Engineering Lifecycle Management - Jazz Foundation is vulnerable to XML external entity injection (XXE) attack

Quick assessment

Affected
IBM Engineering Lifecycle Management
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 Engineering Lifecycle Management是美国国际商业机器（IBM）公司的一个工程生命周期管理平台。 IBM Engineering Lifecycle Management 7.0.3版本、7.1.0版本和7.2.0版本存在安全漏洞，该漏洞源于处理XML数据时容易受到XML外部实体注入攻击，可能导致暴露敏感信息或消耗内存资源。

CVSS 7.1 · High EPSS 0.41% · P33

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 3

VendorProduct Version RangeStatus
IBM Engineering Lifecycle Management 7.0.3 Interim Fix 001≤ Interim Fix 021 affected
7.1.0 Interim Fix 001≤ Interim Fix 009 affected
7.2.0 and 7.2.0 Interim Fix 001 affected
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I. Basic Information for CVE-2026-3603

Vulnerability Information
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Vulnerability Title
IBM Engineering Lifecycle Management - Jazz Foundation is vulnerable to XML external entity injection (XXE) attack
Source: CVE Program / CVE List V5
Vulnerability Description
IBM Engineering Lifecycle Management 7.0.3 Interim Fix 001 through  Interim Fix 021, 7.1.0  Interim Fix 001 through  Interim Fix 009, and 7.2.0 and 7.2.0 Interim Fix 001 is vulnerable to an XML external entity injection (XXE) attack when processing XML data. An authenticated attacker could exploit this vulnerability to expose sensitive information or consume memory resources.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L
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
Vulnerability Title
IBM Engineering Lifecycle Management 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
IBM Engineering Lifecycle Management是美国国际商业机器（IBM）公司的一个工程生命周期管理平台。 IBM Engineering Lifecycle Management 7.0.3版本、7.1.0版本和7.2.0版本存在安全漏洞，该漏洞源于处理XML数据时容易受到XML外部实体注入攻击，可能导致暴露敏感信息或消耗内存资源。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
IBM Engineering Lifecycle Management 7.0.3 Interim Fix 001 ~ Interim Fix 021 cpe:2.3:a:ibm:engineering_lifecycle_management:7.0.3:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-3603

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III. Intelligence Information for CVE-2026-3603

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Vendor Advisories for CVE-2026-3603 (1)

Same Patch Batch · IBM · 2026-05-26 · 20 CVEs total

CVE-2026-3660 9.8 CRITICAL IBM Engineering Lifecycle Management - Jazz Foundation is vulnerable to Authentication Byp
CVE-2026-8633 9.8 CRITICAL IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by
CVE-2026-8855 8.1 HIGH IBM HTTP Server is affected by multiple vulnerabilities
CVE-2026-8834 8.0 HIGH IBM HTTP Server is affected by multiple vulnerabilities
CVE-2026-8856 7.7 HIGH IBM HTTP Server is affected by multiple vulnerabilities
CVE-2026-8850 7.5 HIGH IBM HTTP Server is affected by multiple vulnerabilities
CVE-2026-8854 7.5 HIGH IBM HTTP Server is affected by multiple vulnerabilities
CVE-2026-8620 7.5 HIGH IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by
CVE-2026-8835 7.3 HIGH IBM HTTP Server is affected by multiple vulnerabilities
CVE-2026-4051 7.2 HIGH IBM Engineering Lifecycle Management - Jazz Foundation is vulnerable to Server Post-Auth R
CVE-2025-36126 6.4 MEDIUM IBM Cognos Analytics is affected by Cross-site scripting.
CVE-2026-8852 6.2 MEDIUM IBM HTTP Server is affected by multiple vulnerabilities
CVE-2025-13755 5.5 MEDIUM IBM® Db2® is vulnerable to credential exposure in db2diag when executing specific testcase
CVE-2025-36148 5.4 MEDIUM IBM Financial Transaction Manager for SWIFT Services for Multiplatforms is vulnerable to c
CVE-2025-36145 5.4 MEDIUM Multiple Vulnerabilities in watsonx.data
CVE-2025-14290 5.4 MEDIUM IBM webMethods Integration Sever is vulnerable to server-side request forgery
CVE-2025-36221 5.3 MEDIUM Vulnerabilities exists in IBM Cloud Pak for Data System (CPDS 1.0) - Cyclops.
CVE-2025-36220 4.3 MEDIUM Vulnerabilities exists in IBM Cloud Pak for Data System (CPDS 1.0) - Cyclops.
CVE-2026-9170 IBM HTTP Server is affected by multiple vulnerabilities

IV. Related Vulnerabilities

Same product: Engineering Lifecycle Management
Same vendor: IBM
Same weakness: CWE-611

V. Comments for CVE-2026-3603

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