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Vulnerability · Published Sep 15, 2026 · Assigned by oracle

CVE-2026-83368

High 7.0

In plain English

A high-severity improper access control in Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition, Oracle GraalVM from Oracle Corporation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 20% of all known vulnerabilities).

Severity (CVSS 3.1)7.0High
Exploit odds (30 days)0.3%top 79.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official 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 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).

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Ubuntu:22.04:LTSopenjdk-17no fix listedUBUNTU-CVE-2026-83368
Ubuntu:24.04:LTSopenjdk-17no fix listedUBUNTU-CVE-2026-83368
Ubuntu:26.04:LTSopenjdk-17no fix listedUBUNTU-CVE-2026-83368
Ubuntu:26.10openjdk-17no fix listedUBUNTU-CVE-2026-83368
Ubuntu:26.04:LTSopenjdk-17-cracno fix listedUBUNTU-CVE-2026-83368
Ubuntu:26.10openjdk-17-cracno fix listedUBUNTU-CVE-2026-83368
Ubuntu:22.04:LTSopenjdk-18no fix listedUBUNTU-CVE-2026-83368
Ubuntu:22.04:LTSopenjdk-21no fix listedUBUNTU-CVE-2026-83368
Ubuntu:24.04:LTSopenjdk-21no fix listedUBUNTU-CVE-2026-83368
Ubuntu:26.04:LTSopenjdk-21no fix listedUBUNTU-CVE-2026-83368
Ubuntu:26.10openjdk-21no fix listedUBUNTU-CVE-2026-83368
Ubuntu:26.04:LTSopenjdk-21-cracno fix listedUBUNTU-CVE-2026-83368
Ubuntu:26.10openjdk-21-cracno fix listedUBUNTU-CVE-2026-83368
Ubuntu:22.04:LTSopenjdk-25no fix listedUBUNTU-CVE-2026-83368
Ubuntu:24.04:LTSopenjdk-25no fix listedUBUNTU-CVE-2026-83368
Ubuntu:26.04:LTSopenjdk-25no fix listedUBUNTU-CVE-2026-83368
Ubuntu:26.10openjdk-25no fix listedUBUNTU-CVE-2026-83368
Ubuntu:22.04:LTSopenjdk-8no fix listedUBUNTU-CVE-2026-83368
Ubuntu:24.04:LTSopenjdk-8no fix listedUBUNTU-CVE-2026-83368
Ubuntu:26.04:LTSopenjdk-8no fix listedUBUNTU-CVE-2026-83368
Ubuntu:26.10openjdk-8no fix listedUBUNTU-CVE-2026-83368
Ubuntu:22.04:LTSopenjdk-ltsno fix listedUBUNTU-CVE-2026-83368
Ubuntu:26.04:LTSopenjdk-ltsno fix listedUBUNTU-CVE-2026-83368
Ubuntu:26.10openjdk-ltsno fix listedUBUNTU-CVE-2026-83368

Affected products (as reported)

VendorProductVersions
Oracle Corporation Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition, Oracle GraalVM Oracle GraalVM for JDK 17:23.0.13.1Oracle GraalVM for JDK 21:23.1.12.1Oracle GraalVM Enterprise Edition:21.3.19.1Oracle GraalVM:25.0.4.1

Weakness: CWE-284 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:L

References