CVE-2026-15819

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 out-of-bounds memory access caused by a strict-weak-ordering violation in a sorting comparator.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.ibm.com/support/pages/node/7289775	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:ibm:datapower_gateway:::::-:::*
	cpe:2.3:a:ibm:datapower_gateway:::::-:::*
	cpe:2.3:a:ibm:datapower_gateway:::::continuous_delivery:::*
	cpe:2.3:a:ibm:datapower_gateway::::::::

History

15 Oct 2026, 00:01

Type	Values Removed	Values Added
CPE		cpe:2.3:a:ibm:datapower_gateway:::::continuous_delivery:::* cpe:2.3:a:ibm:datapower_gateway:::::-:::* cpe:2.3:a:ibm:datapower_gateway::::::::
First Time		Ibm Ibm datapower Gateway
References	~~() https://www.ibm.com/support/pages/node/7289775 -~~	() https://www.ibm.com/support/pages/node/7289775 - Vendor Advisory

08 Oct 2026, 14:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-08 14:16

Updated : 2026-10-15 00:01

NVD link : CVE-2026-15819

Mitre link : CVE-2026-15819

CVE.ORG link : CVE-2026-15819

JSON object : View

Products Affected

ibm

datapower_gateway

CWE

CWE-787

Out-of-bounds Write

{"id": "CVE-2026-15819", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-15819", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-08T14:35:34.869554Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "psirt@us.ibm.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "affected": [{"source": "psirt@us.ibm.com", "affectedData": [{"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 10.6CD", "versions": [{"status": "affected", "version": "10.6.1", "versionType": "semver", "lessThanOrEqual": "10.6.6"}]}, {"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 10.6.0", "versions": [{"status": "affected", "version": "10.6.0.0", "versionType": "semver", "lessThanOrEqual": "10.6.0.10"}]}, {"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 11.0.0", "versions": [{"status": "affected", "version": "11.0.0.0", "versionType": "semver", "lessThanOrEqual": "11.0.0.2"}]}, {"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:*:*:*:*:*:*:*"], "vendor": "IBM", "product": "DataPower Gateway 10.5.0", "versions": [{"status": "affected", "version": "10.5.0.0", "versionType": "semver", "lessThanOrEqual": "10.5.0.22"}]}]}], "published": "2026-10-08T14:16:52.360", "references": [{"url": "https://www.ibm.com/support/pages/node/7289775", "tags": ["Vendor Advisory"], "source": "psirt@us.ibm.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "psirt@us.ibm.com", "description": [{"lang": "en", "value": "CWE-787"}]}], "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 attacker to cause a denial of service due to out-of-bounds memory access caused by a strict-weak-ordering violation in a sorting comparator."}], "lastModified": "2026-10-15T00:01:30.363", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:ibm:datapower_gateway:*:*:*:*:-:*:*:*", "vulnerable": true, "matchCriteriaId": "87E7B432-390D-4D6E-BF1F-45CC7ED3ED97", "versionEndExcluding": "10.5.0.23", "versionStartIncluding": "10.5.0.0"}, {"criteria": "cpe:2.3:a:ibm:datapower_gateway:*:*:*:*:-:*:*:*", "vulnerable": true, "matchCriteriaId": "BED0586B-927D-4D06-A655-72480B62D411", "versionEndExcluding": "10.6.0.11", "versionStartIncluding": "10.6.0.0"}, {"criteria": "cpe:2.3:a:ibm:datapower_gateway:*:*:*:*:continuous_delivery:*:*:*", "vulnerable": true, "matchCriteriaId": "14939130-9DDF-42C8-8657-EDB0DEADE738", "versionEndExcluding": "11.0.0.3", "versionStartIncluding": "10.6.1.0"}, {"criteria": "cpe:2.3:a:ibm:datapower_gateway:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B47F17CB-5EAB-433A-9835-B4BDAB3133D4", "versionEndExcluding": "11.0.0.3", "versionStartIncluding": "11.0.0.0"}], "operator": "OR"}]}], "sourceIdentifier": "psirt@us.ibm.com"}