---
title: "CVE-2026-10572: IBM MQ - Buffer Overflow"
description: "IBM MQ contains a heap buffer overflow caused by processing MQPUT operations with malformed message options, letting authenticated attackers cause denial of service or execute arbitrary code."
url: https://panop.io/threat-heartbeat/CVE-2026-10572/
---

# CVE-2026-10572 IBM MQ - Buffer Overflow

IBM MQ contains a heap buffer overflow caused by processing MQPUT operations with malformed message options, letting authenticated attackers cause denial of service or execute arbitrary code.

CVSS base score 8.8 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-10572)

## Details

Type

Buffer Overflow

Impact

Denial Of Service, Remote Code Execution

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Published

19 October 2026

Updated

20 October 2026

Weakness

[CWE-122](https://cwe.mitre.org/data/definitions/122.html)

## Vendor fix

Update to the latest version of IBM MQ.

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-2026-10572](https://nvd.nist.gov/vuln/detail/CVE-2026-10572)
- [https://www.ibm.com/support/pages/node/7292667](https://www.ibm.com/support/pages/node/7292667)

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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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