Oracle GraalVM Enterprise Edition/GraalVM for JDK/Java SE JSSE privileges management

Summaryinfo

A vulnerability has been found in Oracle GraalVM Enterprise Edition, GraalVM for JDK and Java SE up to 27.0.1.0.2 and classified as critical. The affected element is an unknown function of the component JSSE. Performing a manipulation results in privileges management. This vulnerability is known as CVE-2026-114820. Remote exploitation of the attack is possible. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as critical, was found in Oracle GraalVM Enterprise Edition, GraalVM for JDK and Java SE up to 27.0.1.0.2. This affects an unknown part of the component JSSE. The manipulation with an unknown input leads to a privileges management vulnerability. CWE is classifying the issue as CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: JSSE). Supported versions that are affected are Oracle Java SE: 8u511-b32, 8u511-perf-b32, 11.0.33.0.2, 17.0.21.0.2, 21.0.13.0.2, 25.0.5.0.2, 27.0.1.0.2; Oracle GraalVM for JDK: 17.0.21.0.2 and 21.0.13.0.2; Oracle GraalVM Enterprise Edition: 21.3.20.0.2. 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 creation, deletion or modification access to critical data or all Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data as well as unauthorized access to critical data or complete access to all Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data. 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 9.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N).

It is possible to read the advisory at oracle.com. This vulnerability is uniquely identified as CVE-2026-114820 since 10/22/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/24/2026). The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-109314). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Programming Language Software

Vendor

• Oracle

Name

• GraalVM Enterprise Edition
• GraalVM for JDK
• Java SE

Version

• 8u511-b32
• 8u511-perf-b32
• 11.0.33.0.2
• 17.0.21.0.2
• 21.0.13.0.2
• 21.3.20.0.2
• 25.0.5.0.2
• 27.0.1.0.2

License

• commercial

Website

• Vendor: https://www.oracle.com

CPE 2.3info

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CPE 2.2info

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Entryinfo

Be aware that VulDB is the high quality source for vulnerability data.

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