{"api_version":"1","generated_at":"2026-10-21T14:30:20+00:00","cve":"CVE-2026-91461","urls":{"html":"https://cve.report/CVE-2026-91461","api":"https://cve.report/api/cve/CVE-2026-91461.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-91461","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-91461"},"summary":{"title":"CVE-2026-91461","description":"Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: JSSE).  Supported versions that are affected are Oracle Java SE: 8u503, 8u503-perf, 11.0.32.1, 17.0.20.1, 21.0.12.1, 25.0.4.1, 27; Oracle GraalVM for JDK: 17.0.20.1 and  21.0.12.1; Oracle GraalVM Enterprise Edition: 21.3.19.1.1. Difficult to exploit vulnerability allows unauthenticated attacker with network access via TLS to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition.  Successful attacks of this vulnerability can result in  unauthorized update, insert or delete access to some of Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data. Note: This vulnerability can only be exploited by supplying data to APIs in the specified Component without using Untrusted Java Web Start applications or Untrusted Java applets, such as through a web service. CVSS 3.1 Base Score 3.7 (Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N).","state":"PUBLISHED","assigner":"oracle","published_at":"2026-10-20 22:20:49","updated_at":"2026-10-20 22:20:49"},"problem_types":["Difficult to exploit vulnerability allows unauthenticated attacker with network access via TLS to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition.  Successful attacks of this vulnerability can result in  unauthorized update, insert or delete access to some of Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data."],"metrics":[{"version":"3.1","source":"secalert_us@oracle.com","type":"Primary","score":"3.7","severity":"LOW","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","baseScore":3.7,"baseSeverity":"LOW","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE"}},{"version":"3.1","source":"CNA","type":"DECLARED","score":"3.7","severity":"LOW","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","data":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":3.7,"baseSeverity":"LOW","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","version":"3.1"}}],"references":[{"url":"https://www.oracle.com/security-alerts/cpuoct2026.html","name":"https://www.oracle.com/security-alerts/cpuoct2026.html","refsource":"secalert_us@oracle.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-91461","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-91461","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Oracle Corporation","product":"Oracle Java SE","version":"affected 8u503","platforms":[]},{"source":"CNA","vendor":"Oracle Corporation","product":"Oracle Java SE","version":"affected 8u503-perf","platforms":[]},{"source":"CNA","vendor":"Oracle Corporation","product":"Oracle Java SE","version":"affected 11.0.32.1","platforms":[]},{"source":"CNA","vendor":"Oracle Corporation","product":"Oracle Java SE","version":"affected 17.0.20.1","platforms":[]},{"source":"CNA","vendor":"Oracle Corporation","product":"Oracle Java SE","version":"affected 21.0.12.1","platforms":[]},{"source":"CNA","vendor":"Oracle Corporation","product":"Oracle Java SE","version":"affected 25.0.4.1","platforms":[]},{"source":"CNA","vendor":"Oracle Corporation","product":"Oracle Java SE","version":"affected 27","platforms":[]},{"source":"CNA","vendor":"Oracle Corporation","product":"Oracle GraalVM for JDK","version":"affected 17.0.20.1","platforms":[]},{"source":"CNA","vendor":"Oracle Corporation","product":"Oracle GraalVM for JDK","version":"affected 21.0.12.1","platforms":[]},{"source":"CNA","vendor":"Oracle Corporation","product":"Oracle GraalVM Enterprise Edition","version":"affected 21.3.19.1.1","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"product":"Oracle Java SE","vendor":"Oracle Corporation","versions":[{"status":"affected","version":"8u503"},{"status":"affected","version":"8u503-perf"},{"status":"affected","version":"11.0.32.1"},{"status":"affected","version":"17.0.20.1"},{"status":"affected","version":"21.0.12.1"},{"status":"affected","version":"25.0.4.1"},{"status":"affected","version":"27"}]},{"product":"Oracle GraalVM for JDK","vendor":"Oracle Corporation","versions":[{"status":"affected","version":"17.0.20.1"},{"status":"affected","version":"21.0.12.1"}]},{"product":"Oracle GraalVM Enterprise Edition","vendor":"Oracle Corporation","versions":[{"status":"affected","version":"21.3.19.1.1"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:oracle:java_se:8u503:*:*:*:*:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:oracle:java_se:8u503:*:*:*:enterprise_performance:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:oracle:java_se:11.0.32.1:*:*:*:*:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:oracle:java_se:17.0.20.1:*:*:*:*:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:oracle:java_se:21.0.12.1:*:*:*:*:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:oracle:java_se:25.0.4.1:*:*:*:*:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:oracle:java_se:27:*:*:*:*:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:oracle:graalvm_for_jdk:17.0.20.1:*:*:*:*:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:oracle:graalvm_for_jdk:21.0.12.1:*:*:*:*:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:oracle:graalvm:21.3.19.1.1:*:*:*:enterprise:*:*:*","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en-US","value":"Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: JSSE).  Supported versions that are affected are Oracle Java SE: 8u503, 8u503-perf, 11.0.32.1, 17.0.20.1, 21.0.12.1, 25.0.4.1, 27; Oracle GraalVM for JDK: 17.0.20.1 and  21.0.12.1; Oracle GraalVM Enterprise Edition: 21.3.19.1.1. Difficult to exploit vulnerability allows unauthenticated attacker with network access via TLS to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition.  Successful attacks of this vulnerability can result in  unauthorized update, insert or delete access to some of Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data. Note: This vulnerability can only be exploited by supplying data to APIs in the specified Component without using Untrusted Java Web Start applications or Untrusted Java applets, such as through a web service. CVSS 3.1 Base Score 3.7 (Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N)."}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":3.7,"baseSeverity":"LOW","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"description":"Difficult to exploit vulnerability allows unauthenticated attacker with network access via TLS to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition.  Successful attacks of this vulnerability can result in  unauthorized update, insert or delete access to some of Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data.","lang":"en-US"}]}],"providerMetadata":{"dateUpdated":"2026-10-20T21:26:05.674Z","orgId":"43595867-4340-4103-b7a2-9a5208d29a85","shortName":"oracle"},"references":[{"name":"Oracle Advisory","tags":["vendor-advisory"],"url":"https://www.oracle.com/security-alerts/cpuoct2026.html"}]}},"cveMetadata":{"assignerOrgId":"43595867-4340-4103-b7a2-9a5208d29a85","assignerShortName":"oracle","cveId":"CVE-2026-91461","datePublished":"2026-10-20T21:26:05.674Z","dateReserved":"2026-09-14T22:10:16.636Z","dateUpdated":"2026-10-20T21:26:05.674Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-20 22:20:49","lastModifiedDate":"2026-10-20 22:20:49","problem_types":["Difficult to exploit vulnerability allows unauthenticated attacker with network access via TLS to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition.  Successful attacks of this vulnerability can result in  unauthorized update, insert or delete access to some of Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data."],"metrics":{"cvssMetricV31":[{"source":"secalert_us@oracle.com","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","baseScore":3.7,"baseSeverity":"LOW","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":2.2,"impactScore":1.4}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"91461","Ordinal":"1","Title":"CVE-2026-91461","CVE":"CVE-2026-91461","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"91461","Ordinal":"1","NoteData":"Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: JSSE).  Supported versions that are affected are Oracle Java SE: 8u503, 8u503-perf, 11.0.32.1, 17.0.20.1, 21.0.12.1, 25.0.4.1, 27; Oracle GraalVM for JDK: 17.0.20.1 and  21.0.12.1; Oracle GraalVM Enterprise Edition: 21.3.19.1.1. Difficult to exploit vulnerability allows unauthenticated attacker with network access via TLS to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition.  Successful attacks of this vulnerability can result in  unauthorized update, insert or delete access to some of Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data. Note: This vulnerability can only be exploited by supplying data to APIs in the specified Component without using Untrusted Java Web Start applications or Untrusted Java applets, such as through a web service. CVSS 3.1 Base Score 3.7 (Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N).","Type":"Description","Title":"CVE-2026-91461"}]}}}