Oracle GraalVM Compiler: Unauth HTTP RCE (v23.0.13.1-v25.0.4.1)
CVE-2026-83368 Published on September 15, 2026

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 GraalVM Enterprise Edition, Oracle GraalVM. CVSS 3.1 Base Score 7.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:L).

Vendor Advisory NVD

Vulnerability Analysis

CVE-2026-83368 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity and availability.

Attack Vector:
NETWORK
Attack Complexity:
HIGH
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
LOW
Availability Impact:
LOW

Products Associated with CVE-2026-83368

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Oracle GraalVM
 
Oracle
 

Affected Versions

Oracle Corporation Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition, Oracle GraalVM: