{"id":"CVE-2026-15781","state":"PUBLISHED","title":"IBM DataPower Gateway Buffer Overflow","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 authenticated attacker to execute arbitrary code due to a buffer overflow.","publishedAt":"2026-10-08T13:49:34.449Z","updatedAt":"2026-10-09T03:55:44.253Z","severity":{"score":8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","source":"ibm"},"assigner":"ibm","products":["IBM DataPower Gateway 10.6CD","IBM DataPower Gateway 10.6.0","IBM DataPower Gateway 11.0.0","IBM DataPower Gateway 10.5.0"],"affected":[{"vendor":"IBM","product":"DataPower Gateway 10.6CD","versions":[{"version":"10.6.1","status":"affected","lessThanOrEqual":"10.6.6","versionType":"semver"}],"cpes":["cpe:2.3:a:ibm:datapower_gateway_106cd:10.6.1:*:*:*:*:*:*:*","cpe:2.3:a:ibm:datapower_gateway_106cd:10.6.6:*:*:*:*:*:*:*"]},{"vendor":"IBM","product":"DataPower Gateway 10.6.0","versions":[{"version":"10.6.0.0","status":"affected","lessThanOrEqual":"10.6.0.10","versionType":"semver"}],"cpes":["cpe:2.3:a:ibm:datapower_gateway_1060:10.6.0.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:datapower_gateway_1060:10.6.0.10:*:*:*:*:*:*:*"]},{"vendor":"IBM","product":"DataPower Gateway 11.0.0","versions":[{"version":"11.0.0.0","status":"affected","lessThanOrEqual":"11.0.0.2","versionType":"semver"}],"cpes":["cpe:2.3:a:ibm:datapower_gateway_1100:11.0.0.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:datapower_gateway_1100:11.0.0.2:*:*:*:*:*:*:*"]},{"vendor":"IBM","product":"DataPower Gateway 10.5.0","versions":[{"version":"10.5.0.0","status":"affected","lessThanOrEqual":"10.5.0.22","versionType":"semver"}],"cpes":["cpe:2.3:a:ibm:datapower_gateway_1050:10.5.0.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:datapower_gateway_1050:10.5.0.22:*:*:*:*:*:*:*"]}],"references":["https://www.ibm.com/support/pages/node/7289775"],"weaknesses":["CWE-121"],"ingestedAt":"2026-10-29T20:11:00.674Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/15xxx/CVE-2026-15781.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-15781","state":"PUBLISHED","datePublished":"2026-10-08T13:49:34.449Z","dateUpdated":"2026-10-09T03:55:44.253Z","assignerShortName":"ibm","assignerOrgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","dateReserved":"2026-07-14T18:54:49.891Z"},"containers":{"cna":{"title":"IBM DataPower Gateway Buffer Overflow","descriptions":[{"lang":"en","value":"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 authenticated attacker to execute arbitrary code due to a buffer overflow."}],"affected":[{"vendor":"IBM","product":"DataPower Gateway 10.6CD","versions":[{"version":"10.6.1","status":"affected","lessThanOrEqual":"10.6.6","versionType":"semver"}],"cpes":["cpe:2.3:a:ibm:datapower_gateway_106cd:10.6.1:*:*:*:*:*:*:*","cpe:2.3:a:ibm:datapower_gateway_106cd:10.6.6:*:*:*:*:*:*:*"]},{"vendor":"IBM","product":"DataPower Gateway 10.6.0","versions":[{"version":"10.6.0.0","status":"affected","lessThanOrEqual":"10.6.0.10","versionType":"semver"}],"cpes":["cpe:2.3:a:ibm:datapower_gateway_1060:10.6.0.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:datapower_gateway_1060:10.6.0.10:*:*:*:*:*:*:*"]},{"vendor":"IBM","product":"DataPower Gateway 11.0.0","versions":[{"version":"11.0.0.0","status":"affected","lessThanOrEqual":"11.0.0.2","versionType":"semver"}],"cpes":["cpe:2.3:a:ibm:datapower_gateway_1100:11.0.0.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:datapower_gateway_1100:11.0.0.2:*:*:*:*:*:*:*"]},{"vendor":"IBM","product":"DataPower Gateway 10.5.0","versions":[{"version":"10.5.0.0","status":"affected","lessThanOrEqual":"10.5.0.22","versionType":"semver"}],"cpes":["cpe:2.3:a:ibm:datapower_gateway_1050:10.5.0.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:datapower_gateway_1050:10.5.0.22:*:*:*:*:*:*:*"]}],"references":[{"url":"https://www.ibm.com/support/pages/node/7289775","tags":["vendor-advisory","patch"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseSeverity":"HIGH","baseScore":8,"vectorString":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-121","lang":"en","description":"CWE-121 Stack-based buffer overflow","type":"CWE"}]}],"providerMetadata":{"shortName":"ibm","orgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","dateUpdated":"2026-10-08T13:49:34.449Z"},"solutions":[{"lang":"en","value":"IBM strongly advises upgrading as soon as possible.\nKnown Issue: DT499224\nAffected VersionsFixed in ReleaseIBM DataPower Gateway 10.6CD 10.6.1 - 10.6.611.0.0.3IBM DataPower Gateway 10.6.0 10.6.0.0 - 10.6.0.1010.6.0.11IBM DataPower Gateway 11.0.0 11.0.0.0 - 11.0.0.211.0.0.3IBM DataPower Gateway 10.5.0 10.5.0.0 - 10.5.0.2210.5.0.23","supportingMedia":[{"type":"text/html","base64":false,"value":"

IBM strongly advises upgrading as soon as possible.

Known Issue: DT499224

Affected VersionsFixed in Release
IBM DataPower Gateway 10.6CD 10.6.1 - 10.6.611.0.0.3
IBM DataPower Gateway 10.6.0 10.6.0.0 - 10.6.0.1010.6.0.11
IBM DataPower Gateway 11.0.0 11.0.0.0 - 11.0.0.211.0.0.3
IBM DataPower Gateway 10.5.0 10.5.0.0 - 10.5.0.2210.5.0.23
"}]}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-08T00:00:00+00:00","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3","id":"CVE-2026-15781"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-09T03:55:44.253Z"}}]}}}