CVE Catalog

CVE-2026-83378

MediumCVSS 4.8
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.23%

13th percentile - higher than 13% of all known CVEs

Summary

Vulnerability in Oracle Java SE (component: Compiler) affects versions 21.0.12.1, 25.0.4.1, and 27. A difficult-to-exploit flaw allows an unauthenticated attacker with network access via multiple protocols to gain unauthorized update, insert, or delete access to some data and unauthorized read access to a subset of data.

Risk Assessment

This could compromise the integrity and confidentiality of data in Java applications using the compiler. CVSS 4.8 indicates a moderate risk.

Recommendation

Update Oracle Java SE to the latest patched version. Also avoid processing untrusted input through the compiler API.

Other vulnerabilities in Oracle Java SE

See all
Original NVD description (English source)

Vulnerability in Oracle Java SE (component: Compiler). Supported versions that are affected are Oracle Java SE: 21.0.12.1, 25.0.4.1 and 27. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Java SE accessible data as well as unauthorized read access to a subset of Oracle Java SE accessible data. Note: This vulnerability can only be exploited by supplying data to APIs in the specified Component without using Untrusted Java Web Start applications or Untrusted Java applets, such as through a web service. CVSS 3.1 Base Score 4.8 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N).

Vulnerability data from NVD (NIST) · CISA KEV · EPSS