CVE-2025-36366

MEDIUM
2026-01-30 [email protected]
6.5
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 12, 2026 - 22:00 vuln.today
Patch Released
Feb 05, 2026 - 19:57 nvd
Patch available
CVE Published
Jan 30, 2026 - 22:15 nvd
MEDIUM 6.5

Tags

IBM Linux Windows Denial Of Service Db2

Description

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) could allow a user to cause a denial of service by executing a query that invokes the JSON_Object scalar function, which may trigger an unhandled exception leading to abnormal server termination.

Analysis

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) could allow a user to cause a denial of service by executing a query that invokes the JSON_Object scalar function, which may trigger an unhandled exception leading to abnormal server termination. [CVSS 6.5 MEDIUM]

Technical Context

Classified as CWE-943 (Improper Neutralization of Special Elements in Data Query Logic). Affects Db2. IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) could allow a user to cause a denial of service by executing a query that invokes the JSON_Object scalar function, which may trigger an unhandled exception leading to abnormal server termination.

Affected Products

Vendor: Ibm. Product: Db2.

Remediation

A vendor patch is available — apply it immediately. Restrict network access to the affected service where possible.

Priority Score

33
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +32
POC: 0

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CVE-2025-36366 vulnerability details – vuln.today
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