{"id":"CVE-2026-10852","state":"PUBLISHED","title":"Websphere Application Server is Affected By a Denial of Service","description":"IBM WebSphere Application Server and IBM WebSphere Application Server Liberty are vulnerable to denial of service in the WebSphere WebServer Plug-in component when an attacker can pass crafted requests to the web server.","publishedAt":"2026-06-22T19:32:28.668Z","updatedAt":"2026-07-09T19:54:28.890Z","severity":{"score":5.9,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"ibm"},"assigner":"ibm","products":["IBM WebSphere Application Server"],"affected":[{"vendor":"IBM","product":"WebSphere Application Server","defaultStatus":"unaffected","versions":[{"version":"8.5","status":"affected"},{"version":"9.0","status":"affected"}],"cpes":["cpe:2.3:a:ibm:websphere_application_server:8.5:*:*:*:*:*:*:*","cpe:2.3:a:ibm:websphere_application_server:9.0:*:*:*:*:*:*:*"]}],"references":["https://www.ibm.com/support/pages/node/7276560"],"weaknesses":["CWE-476"],"ingestedAt":"2026-10-29T20:10:33.477Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/10xxx/CVE-2026-10852.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-10852","state":"PUBLISHED","datePublished":"2026-06-22T19:32:28.668Z","dateUpdated":"2026-07-09T19:54:28.890Z","assignerShortName":"ibm","assignerOrgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","dateReserved":"2026-06-04T12:38:07.335Z"},"containers":{"cna":{"title":"Websphere Application Server is Affected By a Denial of Service","descriptions":[{"lang":"en","value":"IBM WebSphere Application Server and IBM WebSphere Application Server Liberty are vulnerable to denial of service in the WebSphere WebServer Plug-in component when an attacker can pass crafted requests to the web server."}],"affected":[{"vendor":"IBM","product":"WebSphere Application Server","defaultStatus":"unaffected","versions":[{"version":"8.5","status":"affected"},{"version":"9.0","status":"affected"}],"cpes":["cpe:2.3:a:ibm:websphere_application_server:8.5:*:*:*:*:*:*:*","cpe:2.3:a:ibm:websphere_application_server:9.0:*:*:*:*:*:*:*"]}],"references":[{"url":"https://www.ibm.com/support/pages/node/7276560","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":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseSeverity":"MEDIUM","baseScore":5.9,"vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-476","lang":"en","description":"CWE-476 NULL Pointer Dereference","type":"CWE"}]}],"providerMetadata":{"shortName":"ibm","orgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","dateUpdated":"2026-07-09T19:54:28.890Z"},"solutions":[{"lang":"en","value":"IBM strongly recommends addressing the vulnerability now by applying a currently available Web Server Plug-ins interim fix or fix pack that contains the fix for APAR PH71376.\n\n \n\n\n\nWeb Server Plug-ins for IBM WebSphere Application Server (used with either WebSphere Application Server traditional or Liberty):\n\n\n\nFor V9.0.0.0 through 9.0.5.27:\n· Upgrade to minimal fix pack levels as required by the interim fix and then apply the Web Server Plug-ins Interim Fix that resolves  PH71376 https://www.ibm.com/support/pages/node/7273976 \n--OR--\n· Apply Fix Pack 9.0.5.28 or later (targeted availability 2Q2026).  \n\n\n\nFor V8.5.0.0 through 8.5.5.29:\n· Upgrade to minimal fix pack levels as required by interim fix and then apply Web Server Plug-ins Interim Fix that resolves  PH71376 https://www.ibm.com/support/pages/node/7273976 \n--OR--\n· Apply Fix Pack 8.5.5.30 or later (targeted availability 3Q2026).","supportingMedia":[{"type":"text/html","base64":false,"value":"

IBM strongly recommends addressing the vulnerability now by applying a currently available Web Server Plug-ins interim fix or fix pack that contains the fix for APAR PH71376.

 

Web Server Plug-ins for IBM WebSphere Application Server (used with either WebSphere Application Server traditional or Liberty):

For V9.0.0.0 through 9.0.5.27:
· Upgrade to minimal fix pack levels as required by the interim fix and then apply the Web Server Plug-ins Interim Fix that resolves PH71376
--OR--
· Apply Fix Pack 9.0.5.28 or later (targeted availability 2Q2026).  

For V8.5.0.0 through 8.5.5.29:
· Upgrade to minimal fix pack levels as required by interim fix and then apply Web Server Plug-ins Interim Fix that resolves PH71376
--OR--
· Apply Fix Pack 8.5.5.30 or later (targeted availability 3Q2026).

"}]}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"ibm-cvegen"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-23T14:51:31.975238Z","id":"CVE-2026-10852","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-06-23T15:06:39.514Z"}}]}}}