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CVE-2025-36428

IBM Db2 Denial of Service

MEDIUM
5.3
CVSS Score
Published: January 30, 2026 at 09:27 PM UTC
Updated: June 17, 2026 at 09:14 AM UTC
1 product affected across 1 vendorDB2

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5.0 - 11.5.9 and 12.1.0 - 12.1.3 could allow an authenticated user to cause a denial of service due to improper neutralization of special elements in data query logic when the RPSCAN feature is enabled.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

DB2· IBM
95%
11.5.0 ≤ v ≤ 11.5.912.1.0 ≤ v ≤ 12.1.311.5.011.5.912.1.012.1.3

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor AdvisoryPatch
Source: cverecord
https://www.ibm.com/support/pages/node/7257697

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMibm
Attack Vector
NETWORK
Complexity
HIGH
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-1284

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