IBM WebSphere Application Server 9.0, and 8.5 could allow a remote attacker to bypass authentication by sending a crafted unauthenticated request.
"}],"value":"IBM WebSphere Application Server 9.0, and 8.5 could allow a remote attacker to bypass authentication by sending a crafted unauthenticated request."}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7,"baseSeverity":"HIGH","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-862","description":"CWE-862 Missing Authorization","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-07-28T19:50:07.232Z","orgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","shortName":"ibm"},"references":[{"tags":["vendor-advisory","patch"],"url":"https://www.ibm.com/support/pages/node/7281628"}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"IBM strongly recommends addressing the vulnerability now by applying a currently available interim fix or fix pack that contains the fix for APAR DT496677.
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 DT496677
--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 the interim fix and then apply the Interim Fix that resolves DT496677
--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.
"}],"value":"IBM strongly recommends addressing the vulnerability now by applying a currently available interim fix or fix pack that contains the fix for APAR DT496677.\n\n\n\nFor IBM WebSphere Application Server traditional:\n\n\n\nFor V9.0.0.0 through 9.0.5.28:\n· Upgrade to minimal fix pack levels as required by the interim fix and then apply the Interim Fix that resolves DT496677 https://www.ibm.com/support/pages/node/7281577 \n--OR--\n· Apply Fix Pack 9.0.5.29 or later (targeted availability 3Q2026). \n\n\n\nFor V8.5.0.0 through 8.5.5.30:\n· Upgrade to minimal fix pack levels as required by the interim fix and then apply the Interim Fix that resolves DT496677 https://www.ibm.com/support/pages/node/7281577 \n--OR--\n· Apply Fix Pack 8.5.5.31 or later (targeted availability 3Q2026). \n\n\n\n\n\n\n\nAdditional interim fixes may be available and linked off the interim fix download page."}],"title":"IBM WebSphere Application Server is affected by an authentication bypass","x_generator":{"engine":"ibm-cvegen"}}},"cveMetadata":{"assignerOrgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","assignerShortName":"ibm","cveId":"CVE-2026-16184","datePublished":"2026-07-28T19:50:07.232Z","dateReserved":"2026-07-18T00:53:31.768Z","dateUpdated":"2026-07-29T12:38:48.001Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-07-28 20:17:23","lastModifiedDate":"2026-07-29 13:17:47","problem_types":["CWE-862","CWE-862 CWE-862 Missing Authorization"],"metrics":{"cvssMetricV31":[{"source":"psirt@us.ibm.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H","baseScore":7,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"HIGH"},"exploitabilityScore":2.2,"impactScore":4.7}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-07-29T12:38:39.651188Z","id":"CVE-2026-16184","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"16184","Ordinal":"1","Title":"IBM WebSphere Application Server is affected by an authenticatio","CVE":"CVE-2026-16184","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"16184","Ordinal":"1","NoteData":"IBM WebSphere Application Server 9.0, and 8.5 could allow a remote attacker to bypass authentication by sending a crafted unauthenticated request.","Type":"Description","Title":"IBM WebSphere Application Server is affected by an authenticatio"}]}}}