{"api_version":"1","generated_at":"2026-09-19T08:13:06+00:00","cve":"CVE-2026-19646","urls":{"html":"https://cve.report/CVE-2026-19646","api":"https://cve.report/api/cve/CVE-2026-19646.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-19646","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-19646"},"summary":{"title":"Multiple vulnerabilities affect IBM License Key Server Administration and Reporting Tool and IBM LKS Administration Agent","description":"IBM Common Licensing Agent 9.0, Agent 9.0.0.1, Agent 9.0.0.2, ART 9.0, ART 9.0.0.1, and ART 9.0.0.2 could allow a remote attacker to redirect users to an arbitrary domain due to improper validation of the HTTP Host header.","state":"PUBLISHED","assigner":"ibm","published_at":"2026-09-10 22:16:55","updated_at":"2026-09-11 18:16:56"},"problem_types":["CWE-1149","CWE-1149 CWE-1149 SEI CERT Oracle Secure Coding Standard for Java - Guidelines 15. Platform Security (SEC)"],"metrics":[{"version":"3.1","source":"psirt@us.ibm.com","type":"Secondary","score":"9.1","severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","baseScore":9.1,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"NONE"}},{"version":"3.1","source":"CNA","type":"CVSS","score":"9.1","severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","data":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":9.1,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","version":"3.1"}}],"references":[{"url":"https://www.ibm.com/support/pages/node/7286490","name":"https://www.ibm.com/support/pages/node/7286490","refsource":"psirt@us.ibm.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-19646","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-19646","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"IBM","product":"Common Licensing","version":"affected Agent 9.0","platforms":[]},{"source":"CNA","vendor":"IBM","product":"Common Licensing","version":"affected Agent 9.0.0.1","platforms":[]},{"source":"CNA","vendor":"IBM","product":"Common Licensing","version":"affected Agent 9.0.0.2","platforms":[]},{"source":"CNA","vendor":"IBM","product":"Common Licensing","version":"affected ART 9.0","platforms":[]},{"source":"CNA","vendor":"IBM","product":"Common Licensing","version":"affected ART 9.0.0.1","platforms":[]},{"source":"CNA","vendor":"IBM","product":"Common Licensing","version":"affected ART 9.0.0.2","platforms":[]}],"timeline":[],"solutions":[{"source":"CNA","title":"","value":"Download and install IBM Common Licensing 9.1 from  Passport Advantage https://www.ibm.com/software/passportadvantage/pao-customer \n\n\n\nUsers are strongly advised to update to the latest version (IBM Common Licensing 9.1) to mitigate any potential risks associated with these vulnerabilities.","time":"","lang":"en"}],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"19646","cve":"CVE-2026-19646","epss":"0.005200000","percentile":"0.426370000","score_date":"2026-09-14","updated_at":"2026-09-15 00:00:43"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-19646","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","timestamp":"2026-09-11T17:02:47.722641Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-09-11T17:04:13.786Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"cpes":["cpe:2.3:a:ibm:common_licensing:agent:*:*:*:*:*:*:*","cpe:2.3:a:ibm:common_licensing:art:*:*:*:*:*:*:*"],"product":"Common Licensing","vendor":"IBM","versions":[{"status":"affected","version":"Agent 9.0"},{"status":"affected","version":"Agent 9.0.0.1"},{"status":"affected","version":"Agent 9.0.0.2"},{"status":"affected","version":"ART 9.0"},{"status":"affected","version":"ART 9.0.0.1"},{"status":"affected","version":"ART 9.0.0.2"}]}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>IBM Common Licensing Agent 9.0, Agent 9.0.0.1, Agent 9.0.0.2, ART 9.0, ART 9.0.0.1, and ART 9.0.0.2 could allow a remote attacker to redirect users to an arbitrary domain due to improper validation of the HTTP Host header.</p>"}],"value":"IBM Common Licensing Agent 9.0, Agent 9.0.0.1, Agent 9.0.0.2, ART 9.0, ART 9.0.0.1, and ART 9.0.0.2 could allow a remote attacker to redirect users to an arbitrary domain due to improper validation of the HTTP Host header."}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":9.1,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-1149","description":"CWE-1149 SEI CERT Oracle Secure Coding Standard for Java - Guidelines 15. Platform Security (SEC)","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-09-10T22:02:47.364Z","orgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","shortName":"ibm"},"references":[{"tags":["vendor-advisory","patch"],"url":"https://www.ibm.com/support/pages/node/7286490"}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>Download and install IBM Common Licensing 9.1 from <a href=\"https://www.ibm.com/software/passportadvantage/pao-customer\" rel=\"nofollow\">Passport Advantage</a></p><p>Users are strongly advised to update to the latest version (IBM Common Licensing 9.1) to mitigate any potential risks associated with these vulnerabilities.</p>"}],"value":"Download and install IBM Common Licensing 9.1 from  Passport Advantage https://www.ibm.com/software/passportadvantage/pao-customer \n\n\n\nUsers are strongly advised to update to the latest version (IBM Common Licensing 9.1) to mitigate any potential risks associated with these vulnerabilities."}],"title":"Multiple vulnerabilities affect IBM License Key Server Administration and Reporting Tool and IBM LKS Administration Agent"}},"cveMetadata":{"assignerOrgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","assignerShortName":"ibm","cveId":"CVE-2026-19646","datePublished":"2026-09-10T22:02:47.364Z","dateReserved":"2026-08-12T17:15:54.329Z","dateUpdated":"2026-09-11T17:04:13.786Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-10 22:16:55","lastModifiedDate":"2026-09-11 18:16:56","problem_types":["CWE-1149","CWE-1149 CWE-1149 SEI CERT Oracle Secure Coding Standard for Java - Guidelines 15. Platform Security (SEC)"],"metrics":{"cvssMetricV31":[{"source":"psirt@us.ibm.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","baseScore":9.1,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"NONE"},"exploitabilityScore":3.9,"impactScore":5.2}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-09-11T17:02:47.722641Z","id":"CVE-2026-19646","options":[{"exploitation":"none"},{"automatable":"yes"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"19646","Ordinal":"1","Title":"Multiple vulnerabilities affect IBM License Key Server Administr","CVE":"CVE-2026-19646","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"19646","Ordinal":"1","NoteData":"IBM Common Licensing Agent 9.0, Agent 9.0.0.1, Agent 9.0.0.2, ART 9.0, ART 9.0.0.1, and ART 9.0.0.2 could allow a remote attacker to redirect users to an arbitrary domain due to improper validation of the HTTP Host header.","Type":"Description","Title":"Multiple vulnerabilities affect IBM License Key Server Administr"}]}}}