CVE-2026-87958 IBM Db2 - Denial of Service

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 contain a denial of service caused by privileged user disabling specific server functionality, letting privileged attackers disrupt service, exploit requires privileged access.

CVSS base score 8.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.38% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Denial of Service
Impact
Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Published
10 September 2026
Updated
15 October 2026
Weakness
CWE-269

Vendor fix

Update to versions later than 11.5.9 and 12.1.5 or latest available version.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

← All CVEs