{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-7366","assignerOrgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","state":"PUBLISHED","assignerShortName":"ibm","dateReserved":"2026-04-28T20:55:47.917Z","datePublished":"2026-08-12T21:19:41.018Z","dateUpdated":"2026-10-04T16:37:08.764Z"},"containers":{"cna":{"providerMetadata":{"orgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","shortName":"ibm","dateUpdated":"2026-10-04T16:37:08.764Z"},"title":"IBM DataPower Gateway affected by HTTP request header leakage in XML-Firewall","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-362","description":"CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')","type":"CWE"}]}],"affected":[{"vendor":"IBM","product":"DataPower Gateway 11.0.0","versions":[{"status":"affected","version":"11.0.0.0","lessThanOrEqual":"11.0.0.1","versionType":"semver"}],"defaultStatus":"unaffected","cpes":["cpe:2.3:a:ibm:datapower_gateway_1100:11.0.0.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:datapower_gateway_1100:11.0.0.1:*:*:*:*:*:*:*"]},{"vendor":"IBM","product":"DataPower Gateway 10.5.0","versions":[{"status":"affected","version":"10.5.0.0","lessThanOrEqual":"10.5.0.21","versionType":"semver"}],"defaultStatus":"unaffected","cpes":["cpe:2.3:a:ibm:datapower_gateway_1050:10.5.0.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:datapower_gateway_1050:10.5.0.21:*:*:*:*:*:*:*"]},{"vendor":"IBM","product":"DataPower Gateway 10.6.0","versions":[{"status":"affected","version":"10.6.0.0","lessThanOrEqual":"10.6.0.9","versionType":"semver"}],"defaultStatus":"unaffected","cpes":["cpe:2.3:a:ibm:datapower_gateway_1060:10.6.0.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:datapower_gateway_1060:10.6.0.9:*:*:*:*:*:*:*"]}],"descriptions":[{"lang":"en","value":"IBM DataPower Gateway 11.0.0.0 through 11.0.0.1 and IBM DataPower Gateway 10.5.0.0 through 10.5.0.21 and IBM DataPower Gateway 10.6.0.0 through 10.6.0.9 allows a race condition that results in improper isolation of request state when handling the built‑in X‑Client‑IP header. Under concurrent request processing, X‑Client‑IP values may be contaminated across requests, enabling IP spoofing and disclosure of other clients’ IP addresses.","supportingMedia":[{"type":"text/html","base64":false,"value":"

IBM DataPower Gateway 11.0.0.0 through 11.0.0.1 and IBM DataPower Gateway 10.5.0.0 through 10.5.0.21 and IBM DataPower Gateway 10.6.0.0 through 10.6.0.9 allows a race condition that results in improper isolation of request state when handling the built‑in X‑Client‑IP header. Under concurrent request processing, X‑Client‑IP values may be contaminated across requests, enabling IP spoofing and disclosure of other clients’ IP addresses.

"}]}],"references":[{"url":"https://www.ibm.com/support/pages/node/7282770","tags":["vendor-advisory","patch"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE","baseSeverity":"MEDIUM","baseScore":4.2,"vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N"}}],"workarounds":[{"lang":"en","value":"Disable persistent connections to an XML Firewall service or don't set the X-Client-IP header on the client request.","supportingMedia":[{"type":"text/html","base64":false,"value":"

Disable persistent connections to an XML Firewall service or don't set the X-Client-IP header on the client request.

"}]}],"solutions":[{"lang":"en","value":"IBM strongly advises upgrading as soon as possible.\nAPAR: DT469107 https://www.ibm.com/mysupport/s/defect/aCIgJ000000D4FV/dt469107 \n\nAffected VersionsFixed in ReleaseIBM DataPower Gateway 11.0.0 11.0.0.0 - 11.0.0.111.0.0.2IBM DataPower Gateway 10.5.0 10.5.0.0 - 10.5.0.2110.5.0.22IBM DataPower Gateway 10.6.0 10.6.0.0 - 10.6.0.910.6.0.10","supportingMedia":[{"type":"text/html","base64":false,"value":"

IBM strongly advises upgrading as soon as possible.
APAR: DT469107

Affected VersionsFixed in Release
IBM DataPower Gateway 11.0.0 11.0.0.0 - 11.0.0.111.0.0.2
IBM DataPower Gateway 10.5.0 10.5.0.0 - 10.5.0.2110.5.0.22
IBM DataPower Gateway 10.6.0 10.6.0.0 - 10.6.0.910.6.0.10
"}]}],"credits":[{"lang":"en","value":"The vulnerability was reported to IBM by Faisal Alhaqbani, SDAIA Penetration Testing Team.","type":"finder"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.5"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-13T13:04:29.122885Z","id":"CVE-2026-7366","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-08-13T13:05:37.050Z"}}]}}