IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 is vulnerable to a denial of service when executing a specially crafted query with a Materialized Query Table
https://www.ibm.com/support/pages/node/7291614
https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-97784
Source: Mitre, NVD
Published: 2026-10-12
Updated: 2026-10-12
Base Score: 4.6
Vector: CVSS2#AV:L/AC:L/Au:S/C:N/I:N/A:C
Severity: Medium
Base Score: 5.5
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H