{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-10571", "assignerOrgId": "9a959283-ebb5-44b6-b705-dcc2bbced522", "state": "PUBLISHED", "assignerShortName": "ibm", "dateReserved": "2026-06-01T16:53:37.814Z", "datePublished": "2026-08-13T19:30:52.759Z", "dateUpdated": "2026-08-14T18:08:53.022Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "9a959283-ebb5-44b6-b705-dcc2bbced522", "shortName": "ibm", "dateUpdated": "2026-08-13T19:30:52.759Z"}, "title": "IBM WebSphere Application Server Liberty is affected by a denial of service", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-502", "description": "CWE-502 Deserialization of Untrusted Data", "type": "CWE"}]}], "affected": [{"vendor": "IBM", "product": "WebSphere Application Server - Liberty", "versions": [{"status": "affected", "version": "17.0.0.3", "lessThanOrEqual": "26.0.0.8", "versionType": "semver"}], "cpes": ["cpe:2.3:a:ibm:websphere_application_server_liberty:17.0.0.3:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:websphere_application_server_liberty:26.0.0.8:*:*:*:*:*:*:*"]}], "descriptions": [{"lang": "en", "value": "IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.8 is affected by a denial of service caused by insecure deserialization. A low-privileged, administrative user could exploit this vulnerability to consume system resources when the restConnector-2.0 feature is enabled.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.8 is affected by a denial of service caused by insecure deserialization. A low-privileged, administrative user could exploit this vulnerability to consume system resources when the restConnector-2.0 feature is enabled.</p>"}]}], "references": [{"url": "https://www.ibm.com/support/pages/node/7283485", "tags": ["vendor-advisory", "patch"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "ADJACENT_NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseSeverity": "MEDIUM", "baseScore": 5.7, "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}}], "solutions": [{"lang": "en", "value": "IBM strongly recommends addressing the vulnerability now by applying a currently available interim fix or fix pack that contains the fix for APAR DT497316. To determine if a feature is enabled for IBM WebSphere Application Server Liberty, refer to How to determine if Liberty is using a specific feature https://www.ibm.com/support/pages/node/6553910 .\u00a0\n\nFor IBM WebSphere Application Server Liberty 17.0.0.3 - 26.0.0.8 using the restConnector-2.0 feature(s):\u00a0\n\u00b7 Upgrade to minimal fix pack levels as required by the interim fix and then apply the Interim Fix that resolves DT497316 https://www.ibm.com/support/pages/node/7283464 \n--OR--\n\u00b7 Apply Liberty Fix Pack 26.0.0.9 or later (targeted availability 3Q2026).\u00a0\n\nAdditional interim fixes may be available and linked off the interim fix download page.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>IBM strongly recommends addressing the vulnerability now by applying a currently available interim fix or fix pack that contains the fix for APAR DT497316. To determine if a feature is enabled for IBM WebSphere Application Server Liberty, refer to <a href=\"https://www.ibm.com/support/pages/node/6553910\" rel=\"nofollow\">How to determine if Liberty is using a specific feature</a>.\u00a0<br/><br/><strong>For IBM WebSphere Application Server Liberty 17.0.0.3 - 26.0.0.8 using the restConnector-2.0 feature(s):\u00a0</strong><br/>\u00b7 Upgrade to minimal fix pack levels as required by the interim fix and then apply the Interim Fix that resolves <a href=\"https://www.ibm.com/support/pages/node/7283464\" rel=\"nofollow\">DT497316</a><br/>--OR--<br/>\u00b7 Apply Liberty Fix Pack 26.0.0.9 or later (targeted availability 3Q2026).\u00a0<br/><br/>Additional interim fixes may be available and linked off the interim fix download page.</p>"}]}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-08-14T17:39:21.947025Z", "id": "CVE-2026-10571", "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": "2026-08-14T18:08:53.022Z"}}]}}

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