CVE-2026-1577

MEDIUM

IBM® Db2® is vulnerable to a denial of service with a specially crafted query involving multiple subqueries

Title source: cna
STIX 2.1

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.

References (1)

Core 1
Core References
Vendor Advisory vendor-advisory patch
https://www.ibm.com/support/pages/node/7269434

Scores

CVSS v3 6.5
EPSS 0.0005
EPSS Percentile 16.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-1284
Status published
Products (3)
IBM/Db2 11.5.0 - 11.5.9
ibm/db2 11.5.0 - 11.5.9 (3 CPE variants)
IBM/Db2 12.1.0 - 12.1.4
Published Apr 30, 2026
Tracked Since May 01, 2026