{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-14991", "assignerOrgId": "9a959283-ebb5-44b6-b705-dcc2bbced522", "state": "PUBLISHED", "assignerShortName": "ibm", "dateReserved": "2026-07-07T18:46:13.071Z", "datePublished": "2026-10-08T13:50:49.956Z", "dateUpdated": "2026-10-08T15:59:00.028Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "9a959283-ebb5-44b6-b705-dcc2bbced522", "shortName": "ibm", "dateUpdated": "2026-10-08T13:50:49.956Z"}, "title": "IBM DataPower Gateway Out-of-bounds Write", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-787", "description": "CWE-787 Out-of-bounds Write", "type": "CWE"}]}], "affected": [{"vendor": "IBM", "product": "DataPower Gateway 10.6CD", "versions": [{"status": "affected", "version": "10.6.1", "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": [{"status": "affected", "version": "10.6.0.0", "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": [{"status": "affected", "version": "11.0.0.0", "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": [{"status": "affected", "version": "10.5.0.0", "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:*:*:*:*:*:*:*"]}], "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 is vulnerable to a buffer overflow, caused by improper bounds checking. A local user could overflow the buffer and execute arbitrary code on the system.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>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 is vulnerable to a buffer overflow, caused by improper bounds checking. A local user could overflow the buffer and execute arbitrary code on the system.</p>"}]}], "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": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseSeverity": "CRITICAL", "baseScore": 9.8, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}}], "solutions": [{"lang": "en", "value": "IBM strongly advises upgrading as soon as possible.\n\n\n\nKnown Issue: DT499224 https://www.ibm.com/mysupport/s/defect/aCIgJ000000IiH7/dt499224 \n\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": "<p>IBM strongly advises upgrading as soon as possible.</p><p>Known Issue: <a href=\"https://www.ibm.com/mysupport/s/defect/aCIgJ000000IiH7/dt499224\" rel=\"nofollow\">DT499224</a></p><div><table><colgroup><col/><col/></colgroup><tbody><tr><td>Affected Versions</td><td>Fixed in Release</td></tr><tr><td>IBM DataPower Gateway 10.6CD 10.6.1 - 10.6.6</td><td>11.0.0.3</td></tr><tr><td>IBM DataPower Gateway 10.6.0 10.6.0.0 - 10.6.0.10</td><td>10.6.0.11</td></tr><tr><td>IBM DataPower Gateway 11.0.0 11.0.0.0 - 11.0.0.2</td><td>11.0.0.3</td></tr><tr><td>IBM DataPower Gateway 10.5.0 10.5.0.0 - 10.5.0.22</td><td>10.5.0.23</td></tr></tbody></table></div>"}]}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-10-08T15:58:51.793542Z", "id": "CVE-2026-14991", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-08T15:59:00.028Z"}}]}}

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{"affected": [{"affectedData": [{"cpes": ["cpe:2.3:a:ibm:datapower_gateway_106cd:10.6.1:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:datapower_gateway_106cd:10.6.6:*:*:*:*:*:*:*"], "product": "DataPower Gateway 10.6CD", "vendor": "IBM", "versions": [{"lessThanOrEqual": "10.6.6", "status": "affected", "version": "10.6.1", "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:*:*:*:*:*:*:*"], "product": "DataPower Gateway 10.6.0", "vendor": "IBM", "versions": [{"lessThanOrEqual": "10.6.0.10", "status": "affected", "version": "10.6.0.0", "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:*:*:*:*:*:*:*"], "product": "DataPower Gateway 11.0.0", "vendor": "IBM", "versions": [{"lessThanOrEqual": "11.0.0.2", "status": "affected", "version": "11.0.0.0", "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:*:*:*:*:*:*:*"], "product": "DataPower Gateway 10.5.0", "vendor": "IBM", "versions": [{"lessThanOrEqual": "10.5.0.22", "status": "affected", "version": "10.5.0.0", "versionType": "semver"}]}], "source": "psirt@us.ibm.com"}], "cveTags": [], "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 is vulnerable to a buffer overflow, caused by improper bounds checking. A local user could overflow the buffer and execute arbitrary code on the system."}], "id": "CVE-2026-14991", "lastModified": "2026-10-08T16:17:07.553", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "psirt@us.ibm.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-14991", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-10-08T15:58:51.793542Z", "version": "2.0.3"}}]}, "published": "2026-10-08T14:16:51.740", "references": [{"source": "psirt@us.ibm.com", "url": "https://www.ibm.com/support/pages/node/7289775"}], "sourceIdentifier": "psirt@us.ibm.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "psirt@us.ibm.com", "type": "Secondary"}]}

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