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CVE-2026-83368

7.0 · HIGH

Vulnerability in the Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition, Oracle GraalVM product of Oracle Java SE (component: Compiler).

Published Sep 15, 2026CWE-284EPSS 0.28%

Overview

CVE-2026-83368 is a high-severity vulnerability. It was published on September 15, 2026 and has a CVSS 3.1 base score of 7.0 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Vulnerability in the Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition, Oracle GraalVM product of Oracle Java SE (component: Compiler). The supported version that is affected is Oracle GraalVM for JDK 17: 23.0.13.1; Oracle GraalVM for JDK 21: 23.1.12.1; Oracle GraalVM Enterprise Edition: 21.3.19.1; Oracle GraalVM: 25.0.4.1. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition, Oracle GraalVM. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition, Oracle GraalVM accessible data as well as unauthorized update, insert or delete access to some of Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition, Oracle GraalVM accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle GraalVM for JDK, Oracle G

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refwww.oracle.com/security-alerts/cspusep2026.html

How CyberStrike helps

Frequently asked questions

What is CVE-2026-83368?

CVE-2026-83368 is a high-severity vulnerability. It was published on September 15, 2026 and has a CVSS 3.1 base score of 7.0 (HIGH).

How severe is CVE-2026-83368?

This vulnerability has a CVSS 3.1 base score of 7.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2026-83368?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-83368?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-83368 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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