{"api_version":"1","generated_at":"2026-04-22T21:14:55+00:00","cve":"CVE-2026-22018","urls":{"html":"https://cve.report/CVE-2026-22018","api":"https://cve.report/api/cve/CVE-2026-22018.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-22018","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-22018"},"summary":{"title":"CVE-2026-22018","description":"Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Libraries).  Supported versions that are affected are Oracle Java SE: 8u481, 8u481-b50, 8u481-perf, 11.0.30, 17.0.18, 21.0.10, 25.0.2, 26; Oracle GraalVM for JDK: 17.0.18 and  21.0.10; Oracle GraalVM Enterprise Edition: 21.3.17. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition.  Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. Note: This vulnerability can be exploited by using APIs in the specified Component, e.g., through a web service which supplies data to the APIs. This vulnerability also applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets, that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. CVSS 3.1 Base Score 3.7 (Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L).","state":"PUBLISHED","assigner":"oracle","published_at":"2026-04-21 21:16:28","updated_at":"2026-04-22 14:16:35"},"problem_types":["CWE-770","Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition.  Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition.","CWE-770 CWE-770 Allocation of Resources Without Limits or Throttling"],"metrics":[{"version":"3.1","source":"secalert_us@oracle.com","type":"Secondary","score":"3.7","severity":"LOW","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","baseScore":3.7,"baseSeverity":"LOW","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"LOW"}},{"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:N/A:L","data":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":3.7,"baseSeverity":"LOW","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","version":"3.1"}}],"references":[{"url":"https://www.oracle.com/security-alerts/cpuapr2026.html","name":"https://www.oracle.com/security-alerts/cpuapr2026.html","refsource":"secalert_us@oracle.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-22018","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-22018","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Oracle Corporation","product":"Oracle Java SE","version":"affected 8u481","platforms":[]},{"source":"CNA","vendor":"Oracle Corporation","product":"Oracle Java SE","version":"affected 8u481-b50","platforms":[]},{"source":"CNA","vendor":"Oracle Corporation","product":"Oracle Java SE","version":"affected 8u481-perf","platforms":[]},{"source":"CNA","vendor":"Oracle Corporation","product":"Oracle Java SE","version":"affected 11.0.30","platforms":[]},{"source":"CNA","vendor":"Oracle Corporation","product":"Oracle Java SE","version":"affected 17.0.18","platforms":[]},{"source":"CNA","vendor":"Oracle Corporation","product":"Oracle Java SE","version":"affected 21.0.10","platforms":[]},{"source":"CNA","vendor":"Oracle Corporation","product":"Oracle Java SE","version":"affected 25.0.2","platforms":[]},{"source":"CNA","vendor":"Oracle Corporation","product":"Oracle Java SE","version":"affected 26","platforms":[]},{"source":"CNA","vendor":"Oracle Corporation","product":"Oracle GraalVM for JDK","version":"affected 17.0.18","platforms":[]},{"source":"CNA","vendor":"Oracle Corporation","product":"Oracle GraalVM for JDK","version":"affected 21.0.10","platforms":[]},{"source":"CNA","vendor":"Oracle Corporation","product":"Oracle GraalVM Enterprise Edition","version":"affected 21.3.17","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-22018","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-04-22T14:05:52.390108Z","version":"2.0.3"},"type":"ssvc"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-770","description":"CWE-770 Allocation of Resources Without Limits or Throttling","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-04-22T14:06:10.533Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"product":"Oracle Java SE","vendor":"Oracle Corporation","versions":[{"status":"affected","version":"8u481"},{"status":"affected","version":"8u481-b50"},{"status":"affected","version":"8u481-perf"},{"status":"affected","version":"11.0.30"},{"status":"affected","version":"17.0.18"},{"status":"affected","version":"21.0.10"},{"status":"affected","version":"25.0.2"},{"status":"affected","version":"26"}]},{"product":"Oracle GraalVM for JDK","vendor":"Oracle Corporation","versions":[{"status":"affected","version":"17.0.18"},{"status":"affected","version":"21.0.10"}]},{"product":"Oracle GraalVM Enterprise Edition","vendor":"Oracle Corporation","versions":[{"status":"affected","version":"21.3.17"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:oracle:java_se:8u481:*:*:*:*:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:oracle:java_se:*:*:*:*:*:*:*:*","versionEndIncluding":"b50","versionStartIncluding":"8u481","vulnerable":true},{"criteria":"cpe:2.3:a:oracle:java_se:8u481:*:*:*:enterprise_performance:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:oracle:java_se:11.0.30:*:*:*:*:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:oracle:java_se:17.0.18:*:*:*:*:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:oracle:java_se:21.0.10:*:*:*:*:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:oracle:java_se:25.0.2:*:*:*:*:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:oracle:java_se:26:*:*:*:*:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:oracle:graalvm_for_jdk:17.0.18:*:*:*:*:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:oracle:graalvm_for_jdk:21.0.10:*:*:*:*:*:*:*","vulnerable":true},{"criteria":"cpe:2.3:a:oracle:graalvm:21.3.17:*:*:*: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: Libraries).  Supported versions that are affected are Oracle Java SE: 8u481, 8u481-b50, 8u481-perf, 11.0.30, 17.0.18, 21.0.10, 25.0.2, 26; Oracle GraalVM for JDK: 17.0.18 and  21.0.10; Oracle GraalVM Enterprise Edition: 21.3.17. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition.  Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. Note: This vulnerability can be exploited by using APIs in the specified Component, e.g., through a web service which supplies data to the APIs. This vulnerability also applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets, that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. CVSS 3.1 Base Score 3.7 (Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L)."}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":3.7,"baseSeverity":"LOW","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","version":"3.1"}}],"problemTypes":[{"descriptions":[{"description":"Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition.  Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition.","lang":"en-US"}]}],"providerMetadata":{"dateUpdated":"2026-04-21T20:35:11.445Z","orgId":"43595867-4340-4103-b7a2-9a5208d29a85","shortName":"oracle"},"references":[{"name":"Oracle Advisory","tags":["vendor-advisory"],"url":"https://www.oracle.com/security-alerts/cpuapr2026.html"}]}},"cveMetadata":{"assignerOrgId":"43595867-4340-4103-b7a2-9a5208d29a85","assignerShortName":"oracle","cveId":"CVE-2026-22018","datePublished":"2026-04-21T20:35:11.445Z","dateReserved":"2026-01-05T18:07:34.728Z","dateUpdated":"2026-04-22T14:06:10.533Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-04-21 21:16:28","lastModifiedDate":"2026-04-22 14:16:35","problem_types":["CWE-770","Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition.  Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition.","CWE-770 CWE-770 Allocation of Resources Without Limits or Throttling"],"metrics":{"cvssMetricV31":[{"source":"secalert_us@oracle.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","baseScore":3.7,"baseSeverity":"LOW","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"LOW"},"exploitabilityScore":2.2,"impactScore":1.4}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"22018","Ordinal":"1","Title":"CVE-2026-22018","CVE":"CVE-2026-22018","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"22018","Ordinal":"1","NoteData":"Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Libraries).  Supported versions that are affected are Oracle Java SE: 8u481, 8u481-b50, 8u481-perf, 11.0.30, 17.0.18, 21.0.10, 25.0.2, 26; Oracle GraalVM for JDK: 17.0.18 and  21.0.10; Oracle GraalVM Enterprise Edition: 21.3.17. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition.  Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. Note: This vulnerability can be exploited by using APIs in the specified Component, e.g., through a web service which supplies data to the APIs. This vulnerability also applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets, that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. CVSS 3.1 Base Score 3.7 (Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L).","Type":"Description","Title":"CVE-2026-22018"}]}}}