{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-22013", "assignerOrgId": "43595867-4340-4103-b7a2-9a5208d29a85", "state": "PUBLISHED", "assignerShortName": "oracle", "dateReserved": "2026-01-05T18:07:34.727Z", "datePublished": "2026-04-21T20:35:08.836Z", "dateUpdated": "2026-04-21T20:35:08.836Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "43595867-4340-4103-b7a2-9a5208d29a85", "shortName": "oracle", "dateUpdated": "2026-04-21T20:35:08.836Z"}, "problemTypes": [{"descriptions": [{"lang": "en-US", "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 require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data."}]}], "affected": [{"vendor": "Oracle Corporation", "product": "Oracle Java SE", "versions": [{"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", "status": "affected"}]}, {"vendor": "Oracle Corporation", "product": "Oracle GraalVM for JDK", "versions": [{"version": "17.0.18", "status": "affected"}, {"version": "21.0.10", "status": "affected"}]}, {"vendor": "Oracle Corporation", "product": "Oracle GraalVM Enterprise Edition", "versions": [{"version": "21.3.17", "status": "affected"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:oracle:java_se:8u481:*:*:*:*:*:*:*"}, {"vulnerable": true, "criteria": "cpe:2.3:a:oracle:java_se:*:*:*:*:*:*:*:*", "versionStartIncluding": "8u481", "versionEndIncluding": "b50"}, {"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:*:*:*"}]}]}], "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: JGSS). 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 require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data. Note: This vulnerability 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. This vulnerability does not apply to Java deployments, typically in servers, that load and run only trusted code (e.g., code installed by an administrator). CVSS 3.1 Base Score 5.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N)."}], "references": [{"url": "https://www.oracle.com/security-alerts/cpuapr2026.html", "name": "Oracle Advisory", "tags": ["vendor-advisory"]}], "metrics": [{"cvssV3_1": {"attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE", "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N", "baseScore": 5.3, "baseSeverity": "MEDIUM"}}]}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: JGSS). 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 require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data. Note: This vulnerability 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. This vulnerability does not apply to Java deployments, typically in servers, that load and run only trusted code (e.g., code installed by an administrator). CVSS 3.1 Base Score 5.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N)."}], "id": "CVE-2026-22013", "lastModified": "2026-04-21T21:16:27.923", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.6, "impactScore": 3.6, "source": "secalert_us@oracle.com", "type": "Primary"}]}, "published": "2026-04-21T21:16:27.923", "references": [{"source": "secalert_us@oracle.com", "url": "https://www.oracle.com/security-alerts/cpuapr2026.html"}], "sourceIdentifier": "secalert_us@oracle.com", "vulnStatus": "Received"}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "21.3.17"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Oracle GraalVM Enterprise Edition", "source": "cna", "vendor": "Oracle Corporation"}, "product": "graalvm_enterprise_edition", "vendor": "oracle"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "17.0.18"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "21.0.10"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Oracle GraalVM for JDK", "source": "cna", "vendor": "Oracle Corporation"}, "product": "graalvm_for_jdk", "vendor": "oracle"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "8u481"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "8u481-b50"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "8u481-perf"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "11.0.30"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "17.0.18"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "21.0.10"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "25.0.2"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "26"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Oracle Java SE", "source": "cna", "vendor": "Oracle Corporation"}, "product": "java_se", "vendor": "oracle"}], "analysis": {"en": {"generated_at": "2026-04-22T05:15:22.689220+00:00", "value": {"mitigation_remediation": ["Apply Oracle's security patches for all affected Java SE and GraalVM versions.", "Upgrade GraalVM for JDK to the latest release that includes the fix.", "If patching is delayed, disable or remove Java Web Start and applet support in client environments and audit for untrusted Java code."], "summary": {"action": "Patch", "impact": "Unauthorized Data Access"}, "threat_synthesis": {"affected_systems": "Affected products are Oracle Java SE, Oracle GraalVM for JDK, and Oracle GraalVM Enterprise Edition. The vulnerable versions include Java SE 8u481, 8u481-b50, 8u481-perf, 11.0.30, 17.0.18, 21.0.10, 25.0.2, 26, GraalVM for JDK 17.0.18 and 21.0.10, and GraalVM Enterprise Edition 21.3.17.", "description_and_impact": "The vulnerability resides in the JGSS component of Oracle Java SE, Oracle GraalVM for JDK, and Oracle GraalVM Enterprise Edition. It allows an unauthenticated attacker with network access via multiple protocols to compromise sandboxed Java Web Start applications or applets that load untrusted code. Successful exploitation can grant unauthorized access to critical data or complete access to all accessible data in the affected Java deployment, though it requires human interaction with a user different from the attacker.", "risk_and_exploitability": "The CVSS v3.1 base score is 5.3, indicating moderate severity, affecting confidentiality only. The EPSS score is currently not available and the vulnerability is not listed in the CISA KEV catalog. Because the vulnerability requires network exposure and human interaction, it is unlikely to be exploited automatically, but valid exploitation may occur if a user runs untrusted Java content. Attackers would typically target client\u2011side applications that rely on the Java sandbox for security rather than server deployments that run only trusted code."}}}}, "created": "2026-04-22T02:45:05.723952+00:00", "title": "Unauthorized Data Access via Vulnerable JGSS Component in Oracle Java SE and GraalVM", "updated": "2026-04-22T05:30:09.545224+00:00", "vendors": ["oracle", "oracle$PRODUCT$graalvm_enterprise_edition", "oracle$PRODUCT$graalvm_for_jdk", "oracle$PRODUCT$java_se"], "weaknesses": ["CWE-285", "CWE-306"]}