---
title: "CVE-2026-15822: IBM DataPower Gateway - Denial of Service"
description: "IBM DataPower Gateway 10.5.0.0 through 10.5.0.22, 10.6.0.0 through 10.6.0.10, 10.6.1 through 10.6.6, and 11.0.0.0 through 11.0.0.2 contain a denial of service caused by improper memoization of GraphQL fragment spreads, letting remote attackers cause service disruption, exploit requires crafted GraphQL queries."
url: https://panop.io/threat-heartbeat/CVE-2026-15822/
---

# CVE-2026-15822 IBM DataPower Gateway - Denial of Service

IBM DataPower Gateway 10.5.0.0 through 10.5.0.22, 10.6.0.0 through 10.6.0.10, 10.6.1 through 10.6.6, and 11.0.0.0 through 11.0.0.2 contain a denial of service caused by improper memoization of GraphQL fragment spreads, letting remote attackers cause service disruption, exploit requires crafted GraphQL queries.

CVSS base score 7.5 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.33% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-15822)

## Details

Type

Denial of Service

Impact

Denial Of Service

CVSS vector

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

Published

8 October 2026

Updated

15 October 2026

Weakness

[CWE-405](https://cwe.mitre.org/data/definitions/405.html)

## Vendor fix

Update to the latest available version beyond 11.0.0.2.

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-2026-15822](https://nvd.nist.gov/vuln/detail/CVE-2026-15822)
- [https://www.ibm.com/support/pages/node/7289775](https://www.ibm.com/support/pages/node/7289775)

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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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