CVE-2026-47059: Oracle Graalvm

Low severity, CVSS 3.7. EPSS: 0.3% chance of exploitation in the next 30 days.

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. 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 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 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).

Affected products

• Oracle Graalvm: version 21.3.18 only
• Oracle Graalvm For JDK: version 17.0.19 only; version 21.0.11 only
• Oracle JDK: version 1.8.0 only; version 11.0.31 only; version 17.0.19 only; version 21.0.11 only; version 25.0.3 only; version 26.0.1 only
• Oracle JRE: version 1.8.0 only; version 11.0.31 only; version 17.0.19 only; version 21.0.11 only; version 25.0.3 only; version 26.0.1 only

Published 2026-07-21. Last modified 2026-08-03.