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CVE-2026-1352— IBM® Db2® is vulnerable to a trap or return SQLCODE -901 when compiling a specially crafted query with a defined index

Quick assessment

Affected
IBM Db2
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 Db2是美国国际商业机器（IBM）公司的一套关系型数据库管理系统。 IBM Db2 11.5.0版本至11.5.9版本和12.1.0版本至12.1.4版本存在安全漏洞，该漏洞源于数据查询逻辑中特殊元素中和不当，可能导致经过身份验证的用户造成拒绝服务。

CVSS 6.5 · Medium EPSS 0.33% · P23

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-1352

Vulnerability Information
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Vulnerability Title
IBM® Db2® is vulnerable to a trap or return SQLCODE -901 when compiling a specially crafted query with a defined index
Source: CVE Program / CVE List V5
Vulnerability Description
IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.4 for Linux, UNIX and Windows (includes Db2 Connect Server) could allow an authenticated user to cause a denial of service due to improper neutralization of special elements in data query logic.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1284
Source: CVE Program / CVE List V5
Vulnerability Title
IBM Db2 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
IBM Db2是美国国际商业机器（IBM）公司的一套关系型数据库管理系统。 IBM Db2 11.5.0版本至11.5.9版本和12.1.0版本至12.1.4版本存在安全漏洞，该漏洞源于数据查询逻辑中特殊元素中和不当，可能导致经过身份验证的用户造成拒绝服务。
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 Db2 11.5.0 ~ 11.5.9 cpe:2.3:a:ibm:db2:11.5.0:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-1352

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III. Intelligence Information for CVE-2026-1352

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Vendor Advisories for CVE-2026-1352 (1)

Same Patch Batch · IBM · 2026-04-22 · 11 CVEs total

CVE-2026-3621 7.5 HIGH IBM WebSphere Application Server Liberty is affected by identity spoofing
CVE-2026-5935 7.3 HIGH TSSC/IMC is vulnerable to OS Command Injection
CVE-2026-5926 6.5 MEDIUM Security vulnerabilities have been found in IBM Verify Identity Access and IBM Security Ve
CVE-2025-36074 5.5 MEDIUM Security vulnerability has been detected in IBM Security Verify Directory
CVE-2026-4918 5.5 MEDIUM IBM Guardium Data Protection is affected by multiple vulnerabilities
CVE-2026-1274 4.9 MEDIUM IBM Guardium Data Protection is affected by multiple vulnerabilities
CVE-2026-4917 4.9 MEDIUM IBM Guardium Data Protection is affected by multiple vulnerabilities
CVE-2026-4919 4.8 MEDIUM IBM Guardium Data Protection is affected by multiple vulnerabilities
CVE-2026-1272 2.7 LOW IBM Guardium Data Protection is affected by multiple vulnerabilities
CVE-2026-1726 Multiple Vulnerabilities in IBM Guardium Key Lifecycle Manager

IV. Related Vulnerabilities

Same product: Db2
Same vendor: IBM
Same weakness: CWE-1284

V. Comments for CVE-2026-1352

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