{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-16184", "assignerOrgId": "9a959283-ebb5-44b6-b705-dcc2bbced522", "state": "PUBLISHED", "assignerShortName": "ibm", "dateReserved": "2026-07-18T00:53:31.768Z", "datePublished": "2026-07-28T19:50:07.232Z", "dateUpdated": "2026-07-28T19:50:07.232Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "9a959283-ebb5-44b6-b705-dcc2bbced522", "shortName": "ibm", "dateUpdated": "2026-07-28T19:50:07.232Z"}, "title": "IBM WebSphere Application Server is affected by an authentication bypass", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-862", "description": "CWE-862 Missing Authorization", "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:*:*:*:*:*:*:*"]}], "descriptions": [{"lang": "en", "value": "IBM WebSphere Application Server 9.0, and 8.5 could allow a remote attacker to bypass authentication by sending a crafted unauthenticated request.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>IBM WebSphere Application Server 9.0, and 8.5 could allow a remote attacker to bypass authentication by sending a crafted unauthenticated request.</p>"}]}], "references": [{"url": "https://www.ibm.com/support/pages/node/7281628", "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": "LOW", "integrityImpact": "LOW", "availabilityImpact": "HIGH", "baseSeverity": "HIGH", "baseScore": 7, "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/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 DT496677.\n\n\n\nFor IBM WebSphere Application Server traditional:\n\n\n\nFor V9.0.0.0 through 9.0.5.28:\n\u00b7 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\u00b7 Apply Fix Pack 9.0.5.29 or later (targeted availability 3Q2026).\u00a0\n\n\n\nFor V8.5.0.0 through 8.5.5.30:\n\u00b7 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\u00b7 Apply Fix Pack 8.5.5.31 or later (targeted availability 3Q2026).\u00a0\n\n\n\n\n\n\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 DT496677.</p><p><strong>For IBM WebSphere Application Server traditional:</strong></p><p><strong>For V9.0.0.0 through 9.0.5.28:</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/7281577\" rel=\"nofollow\">DT496677</a><br/>--OR--<br/>\u00b7 Apply Fix Pack 9.0.5.29 or later (targeted availability 3Q2026).\u00a0</p><p><strong>For V8.5.0.0 through 8.5.5.30:</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/7281577\" rel=\"nofollow\">DT496677</a><br/>--OR--<br/>\u00b7 Apply Fix Pack 8.5.5.31 or later (targeted availability 3Q2026).\u00a0</p><p></p><p>Additional interim fixes may be available and linked off the interim fix download page.</p>"}]}], "x_generator": {"engine": "ibm-cvegen"}}}}

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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "9.0"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "8.5"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "WebSphere Application Server", "source": "cna", "vendor": "IBM"}, "product": "websphere_application_server", "vendor": "ibm"}], "created": "2026-07-28T21:30:04.221556+00:00", "updated": "2026-07-28T21:30:04.221577+00:00", "vendors": ["ibm", "ibm$PRODUCT$websphere_application_server"]}