---
title: "CVE-2026-87958: IBM Db2 - Denial of Service"
description: "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."
url: https://panop.io/threat-heartbeat/CVE-2026-87958/
---

# 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 ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-87958)

## 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](https://cwe.mitre.org/data/definitions/269.html)

## 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

- [https://nvd.nist.gov/vuln/detail/CVE-2026-87958](https://nvd.nist.gov/vuln/detail/CVE-2026-87958)
- [https://www.ibm.com/support/pages/node/7286987](https://www.ibm.com/support/pages/node/7286987)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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