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CVE-2026-1276— IBM QRadar SIEM Cross-Site Scripting

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 7.5.0 Update Package 14及之前版本存在跨站脚本漏洞，该漏洞源于跨站脚本，可能导致经过身份验证的用户在Web UI中嵌入任意JavaScript代码，从而在受信任会话中泄露凭据。

CVSS 5.4 · Medium EPSS 0.14% · P3
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I. Basic Information for CVE-2026-1276

Vulnerability Information
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Vulnerability Title
IBM QRadar SIEM Cross-Site Scripting
Source: CVE Program / CVE List V5
Vulnerability Description
IBM QRadar SIEM 7.5.0 through 7.5.0 Update Package 14 is vulnerable to cross-site scripting. This vulnerability allows an authenticated user to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
IBM QRadar SIEM 跨站脚本漏洞
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 7.5.0 Update Package 14及之前版本存在跨站脚本漏洞，该漏洞源于跨站脚本，可能导致经过身份验证的用户在Web UI中嵌入任意JavaScript代码，从而在受信任会话中泄露凭据。
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 7.5.0 ~ 7.5.0 Update Pack 14 cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.5.0:-:*:*:*:*:*:*

II. Public POCs for CVE-2026-1276

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III. Intelligence Information for CVE-2026-1276

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Vendor Advisories for CVE-2026-1276 (1)

Same Patch Batch · IBM · 2026-03-19 · 4 CVEs total

CVE-2025-36051 6.2 MEDIUM IBM QRadar SIEM Information Disclosure
CVE-2025-15051 5.4 MEDIUM IBM QRadar SIEM Cross-Site Scripting
CVE-2025-13995 5.0 MEDIUM IBM QRadar SIEM Information Disclosure

IV. Related Vulnerabilities

Same product: QRadar SIEM
Same vendor: IBM
Same weakness: CWE-79

V. Comments for CVE-2026-1276

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