{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-2310", "assignerOrgId": "9a959283-ebb5-44b6-b705-dcc2bbced522", "state": "PUBLISHED", "assignerShortName": "ibm", "dateReserved": "2026-02-10T21:27:08.332Z", "datePublished": "2026-09-10T22:03:06.079Z", "dateUpdated": "2026-09-10T22:03:06.079Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "9a959283-ebb5-44b6-b705-dcc2bbced522", "shortName": "ibm", "dateUpdated": "2026-09-10T22:03:06.079Z"}, "title": "IBM webMethods Integration Server is vulnerable to an XML external entity injection (XXE) attack when processing XML data", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-91", "description": "CWE-91 XML Injection (aka Blind XPath Injection)", "type": "CWE"}]}], "affected": [{"vendor": "IBM", "product": "webMethods Integration Server", "versions": [{"status": "affected", "version": "11.1"}], "cpes": ["cpe:2.3:a:ibm:webmethods_integration_server:11.1:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:webmethods_integration_server:11.1.0:*:*:*:*:*:*:*"]}], "descriptions": [{"lang": "en", "value": "IBM webMethods Integration Server 11.1 IBM webMethods Integration is vulnerable to an XML external entity injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>IBM webMethods Integration Server 11.1 IBM webMethods Integration is vulnerable to an XML external entity injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources.</p>"}]}], "references": [{"url": "https://www.ibm.com/support/pages/node/7286620", "tags": ["vendor-advisory", "patch"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseSeverity": "HIGH", "baseScore": 7.8, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}}], "solutions": [{"lang": "en", "value": "IBM strongly recommends addressing the vulnerability now by applying the mentioned core fixes or later core fixes for the affected versions and following the respective readme document.\n\n\n\nIS_11.1_Core_Fix14 or later\n\n\n\nFixes can be downloaded and installed via IBM webMethods Update Manager. Refer to How to Download webMethods Software ( https://www.ibm.com/support/pages/node/7232491 )", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>IBM strongly recommends addressing the vulnerability now by applying the mentioned core fixes or later core fixes for the affected versions and following the respective readme document.</p><p>IS_11.1_Core_Fix14 or later</p><p>Fixes can be downloaded and installed via IBM webMethods Update Manager. Refer to How to Download webMethods Software (<a href=\"https://www.ibm.com/support/pages/node/7232491\" rel=\"nofollow\">https://www.ibm.com/support/pages/node/7232491</a>)</p>"}]}]}}}

{}

{"affected": [{"affectedData": [{"cpes": ["cpe:2.3:a:ibm:webmethods_integration_server:11.1:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:webmethods_integration_server:11.1.0:*:*:*:*:*:*:*"], "product": "webMethods Integration Server", "vendor": "IBM", "versions": [{"status": "affected", "version": "11.1"}]}], "source": "psirt@us.ibm.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "IBM webMethods Integration Server 11.1 IBM webMethods Integration is vulnerable to an XML external entity injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources."}], "id": "CVE-2026-2310", "lastModified": "2026-09-11T14:56:50.613", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "psirt@us.ibm.com", "type": "Primary"}]}, "published": "2026-09-10T22:16:55.833", "references": [{"source": "psirt@us.ibm.com", "url": "https://www.ibm.com/support/pages/node/7286620"}], "sourceIdentifier": "psirt@us.ibm.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-91"}], "source": "psirt@us.ibm.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "11.1"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "webMethods Integration Server", "source": "cna", "vendor": "IBM"}, "product": "webmethods_integration_server", "vendor": "ibm"}], "created": "2026-09-11T01:00:09.672821+00:00", "updated": "2026-09-11T07:30:09.842865+00:00", "vendors": ["ibm", "ibm$PRODUCT$webmethods_integration_server"]}