{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-15064", "assignerOrgId": "9a959283-ebb5-44b6-b705-dcc2bbced522", "state": "PUBLISHED", "assignerShortName": "ibm", "dateReserved": "2026-07-08T14:31:56.928Z", "datePublished": "2026-07-28T20:10:16.529Z", "dateUpdated": "2026-07-30T03:55:29.367Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "9a959283-ebb5-44b6-b705-dcc2bbced522", "shortName": "ibm", "dateUpdated": "2026-07-28T20:11:04.808Z" }, "title": "IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by multiple vulnerabilities", "problemTypes": [ { "descriptions": [ { "lang": "en", "cweId": "CWE-444", "description": "CWE-444 Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')", "type": "CWE" } ] } ], "affected": [ { "vendor": "IBM", "product": "WebSphere Application Server", "versions": [ { "status": "affected", "version": "9.0" }, { "status": "affected", "version": "8.5" } ], "cpes": [ "cpe:2.3:a:ibm:websphere_application_server:9.0:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:websphere_application_server:9.0.0:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:websphere_application_server:8.5:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:websphere_application_server:8.5.0:*:*:*:*:*:*:*" ] }, { "vendor": "IBM", "product": "WebSphere Application Server - Liberty", "versions": [ { "status": "affected", "version": "17.0.0.3", "lessThanOrEqual": "26.0.0.7", "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:26.0.0.7:*:*:*:*:*:*:*" ] } ], "descriptions": [ { "lang": "en", "value": "IBM WebSphere Application Server 9.0, and 8.5 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.7 is vulnerable to HTTP Response Smuggling due to improper handling of non-standard HTTP version tokens.", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "

IBM WebSphere Application Server 9.0, and 8.5 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.7 is vulnerable to HTTP Response Smuggling due to improper handling of non-standard HTTP version tokens.

" } ] } ], "references": [ { "url": "https://www.ibm.com/support/pages/node/7281625", "tags": [ "vendor-advisory", "patch" ] } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV3_1": { "version": "3.1", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "NONE", "baseSeverity": "HIGH", "baseScore": 8.7, "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N" } } ], "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 PH72191 or PH72192. To determine if a feature is enabled for WebSphere Application Server Liberty, refer to How to determine if Liberty is using a specific feature.  For IBM WebSphere Application Server Liberty 17.0.0.3 - 26.0.0.7 using servlet-3.0, servlet-3.1, servlet-4.0, servlet-5.0, servlet-6.0, or servlet-6.1  feature(s):· Upgrade to minimal fix pack levels as required by the interim fix and then apply the Interim Fix that resolves PH72191--OR--· Apply Fix Pack 26.0.0.8 or later (targeted availability 3Q2026).For IBM WebSphere Application Server traditional:For V9.0.0.0 through 9.0.5.28:· Upgrade to minimal fix pack levels as required by the interim fix and then apply the Interim Fix that resolves PH72192--OR--· Apply Fix Pack 9.0.5.29 or later (targeted availability 3Q2026).  For V8.5.0.0 through 8.5.5.30:· Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix that resolves PH72192--OR--· Apply Fix Pack 8.5.5.31 or later (targeted availability 3Q2026).Additional interim fixes may be available and linked off the interim fix download page.", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "

IBM strongly recommends addressing the vulnerability now by applying a currently available interim fix or fix pack that contains the fix for APAR PH72191 or PH72192. To determine if a feature is enabled for WebSphere Application Server Liberty, refer to How to determine if Liberty is using a specific feature.  

For IBM WebSphere Application Server Liberty 17.0.0.3 - 26.0.0.7 using servlet-3.0, servlet-3.1, servlet-4.0, servlet-5.0, servlet-6.0, or servlet-6.1  feature(s):

· Upgrade to minimal fix pack levels as required by the interim fix and then apply the Interim Fix that resolves PH72191
--OR--
· Apply Fix Pack 26.0.0.8 or later (targeted availability 3Q2026).

For IBM WebSphere Application Server traditional:

For V9.0.0.0 through 9.0.5.28:
· Upgrade to minimal fix pack levels as required by the interim fix and then apply the Interim Fix that resolves PH72192
--OR--
· Apply Fix Pack 9.0.5.29 or later (targeted availability 3Q2026).  

For V8.5.0.0 through 8.5.5.30:
· Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix that resolves PH72192
--OR--
· Apply Fix Pack 8.5.5.31 or later (targeted availability 3Q2026).

Additional interim fixes may be available and linked off the interim fix download page.

" } ] } ], "x_generator": { "engine": "ibm-cvegen" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-07-29T00:00:00+00:00", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3", "id": "CVE-2026-15064" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-30T03:55:29.367Z" } } ] } }