{"id":"CVE-2026-15822","published":"2026-10-08T14:16:52.500","lastModified":"2026-10-15T00:01:23.893","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.","cvssScore":7.5,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwes":["CWE-405"],"vendors":["ibm"],"products":["datapower gateway"],"references":[{"url":"https://www.ibm.com/support/pages/node/7289775","tags":["Vendor Advisory"]}],"exploitRefs":[],"hasPoc":false,"ai":{"summary":"IBM DataPower Gateway suffers from improper memoization of GraphQL fragment spreads, which can lead to denial of service when a remote attacker sends specially crafted GraphQL requests. This vulnerability allows an attacker to cause the system to consume excessive resources or crash, disrupting service availability.","exploitability":"Exploitation appears straightforward as it requires sending malicious GraphQL requests over the network with specific fragment spread patterns, with no apparent preconditions for triggering the memory handling issue.","blast_radius":"The impact could be significant across all affected DataPower Gateway versions, potentially causing widespread service disruption for organizations relying on GraphQL APIs managed by these gateways.","remediation":"Upgrade to IBM DataPower Gateway 10.5.0.23, 10.6.7, 10.6.0.11, or 11.0.0.3 to address this denial of service vulnerability.","detection":"No reliable host or network indicator is derivable from the published description.","tags":["dos","graphql","api"],"model":"garnet-coder","analyzedAt":"2026-10-16T09:26:44.078Z"}}