Vulnerability details

CVE-2026-15822

IBM DataPower Gateway

IBM DataPower Gateway Denial of Service

CVSS 3.1

7.5High

Official description

IBM DataPower Gateway 10.5.0.0 through 10.5.0.22, 10.6.1 through 10.6.6, 10.6.0.0 through 10.6.0.10, and 11.0.0.0 through 11.0.0.2 could allow a remote attacker to cause a denial of service due to improper memoization of GraphQL fragment spreads.

CVSS scores

Score	Version	Source	Vector
7.5High	3.1	CVEProject cvelistV5 (CNA) (ibm)	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H`

Affected products

Vendor	Product	Versions	Source
IBM	DataPower Gateway 10.5.0	10.5.0.0 ≤ v ≤ 10.5.0.22	CVEProject cvelistV5 (CNA)
IBM	DataPower Gateway 10.6.0	10.6.0.0 ≤ v ≤ 10.6.0.10	CVEProject cvelistV5 (CNA)
IBM	DataPower Gateway 10.6CD	10.6.1 ≤ v ≤ 10.6.6	CVEProject cvelistV5 (CNA)
IBM	DataPower Gateway 11.0.0	11.0.0.0 ≤ v ≤ 11.0.0.2	CVEProject cvelistV5 (CNA)

References and advisories

https://www.ibm.com/support/pages/node/7289775 vendor-advisorypatch

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Details

Published: 2026-10-08
Last updated: 2026-10-08
State: Published
Assigner (CNA): ibm

Exploit prediction (EPSS)

0.32%

Probability of exploitation in 30 days

25.9%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: Yes
Exploitation: None
Technical impact: Partial

Weaknesses (CWE)

CWE-405
Asymmetric Resource Consumption (Amplification)