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5.3
CVE-2026-47021PATCHED
oracle · jre

CVE-2026-47021: Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE

Description

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: 2D). Supported versions that are affected are Oracle Java SE: 8u491, 8u491-perf, 11.0.31, 17.0.19, 21.0.11, 25.0.3, 26.0.1; Oracle GraalVM for JDK: 17.0.19 and 21.0.11; Oracle GraalVM Enterprise Edition: 21.3.18. Easily exploitable 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 5.3 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L).

Affected Products

VendorProductVersions
oraclejre8u491, 8u491-perf, 11.0.31, 17.0.19, 21.0.11, 25.0.3, 26.0.1, 17.0.19, 21.0.11, 21.3.18

Also Affects

Downstream vendors/products affected by this vulnerability

VendorProductSourceConfidence
amazoncorrettocert_advisory90%
azulazul zulucert_advisory90%
ibmlicense metric toolcert_advisory90%
ibmaixcert_advisory90%
ibmvioscert_advisory90%

References

  • https://www.oracle.com/security-alerts/cpujul2026.html(vendor-advisory)

Related News (9 articles)

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Tier B
BSI Advisories32d ago
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Tier C
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CVE-2026-47021 | Oracle GraalVM Enterprise Edition/GraalVM for JDK/Java SE 2D denial of service
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CVSS 3.15.3 MEDIUM
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CISA KEV❌ No
Actively exploited❌ No
Patch available
https://www.oracle.com/security-alerts/cpujul2026.html
PublishedJul 21, 2026
Trending Score36
Source articles9
Independent3
Info Completeness0/14
Missing: cve_id, title, description, vendor, product, versions, cvss, epss, cwe, kev, exploit, patch, iocs, mitre_attack

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Related CVEs (5)

HIGHCVE-2026-47063
CVE-2026-47063: Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE
Trending: 39
HIGHCVE-2026-47057
CVE-2026-47057: Vulnerability in Oracle Java SE (component: Scripting). Supported versions that are affected are Oracle Java SE: 8u491,
Trending: 39
MEDIUMCVE-2026-60147
CVE-2026-60147: Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE
Trending: 36
MEDIUMCVE-2026-47027
CVE-2026-47027: Vulnerability in Oracle Java SE (component: Libraries). Supported versions that are affected are Oracle Java SE: 8u491,
Trending: 36
CRITICALCVE-2026-60782
CVE-2026-60782: Vulnerability in the Oracle Payments product of Oracle E-Business Suite (component: File Transmission). Supported versi
Trending: 35

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Verification

State: unverified
Confidence: 0%

Vulnerability Timeline

CVE Published
Jul 21, 2026
Discovered by ZDM
Jul 21, 2026
Patch Available
Aug 12, 2026