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CVE-2025-33121— IBM QRadar SIEM XML external entity injection

Quick assessment

Affected
IBM QRadar SIEM
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 QRadar SIEM是美国国际商业机器（IBM）公司的一套利用安全智能保护资产和信息远离高级威胁的解决方案。该方案提供对整个IT架构范围进行监督、生成详细的数据访问和用户活动报告等功能。 IBM QRadar SIEM 7.5至7.5.0 Update Package 12版本存在代码问题漏洞，该漏洞源于处理XML数据时容易受到XML外部实体注入攻击。

CVSS 7.1 · High EPSS 0.48% · P41

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-33121

Vulnerability Information
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Vulnerability Title
IBM QRadar SIEM XML external entity injection
Source: CVE Program / CVE List V5
Vulnerability Description
IBM QRadar SIEM 7.5 through 7.5.0 Update Package 12 is vulnerable to an XML external entity injection (XXE) attack when processing XML data. A remote 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 QRadar SIEM 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
IBM QRadar SIEM是美国国际商业机器（IBM）公司的一套利用安全智能保护资产和信息远离高级威胁的解决方案。该方案提供对整个IT架构范围进行监督、生成详细的数据访问和用户活动报告等功能。 IBM QRadar SIEM 7.5至7.5.0 Update Package 12版本存在代码问题漏洞，该漏洞源于处理XML数据时容易受到XML外部实体注入攻击。
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 QRadar SIEM 7.5 ~ 7.5.0 Update Pack 12 cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.5.0:-:*:*:*:*:*:*

II. Public POCs for CVE-2025-33121

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III. Intelligence Information for CVE-2025-33121

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Vendor Advisories for CVE-2025-33121 (1)

Same Patch Batch · IBM · 2025-06-19 · 3 CVEs total

CVE-2025-33117 9.1 CRITICAL IBM QRadar SIEM command execution
CVE-2025-36050 6.2 MEDIUM IBM QRadar SIEM information disclosure

IV. Related Vulnerabilities

Same product: QRadar SIEM
Same vendor: IBM
Same weakness: CWE-611