CVE-2026-70906

Affected: Oracle Corporation Oracle Java SE

Vulnerability in Oracle Java SE (component: 2D). Supported versions that are affected are Oracle Java SE: 25.0.4 and 26.0.2. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Java SE. 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 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).

USN-8783-1 — openjdk-25 vulnerabilities

Affected: Ubuntu:22.04:LTS: openjdk-25, Ubuntu:24.04:LTS: openjdk-25, Ubuntu:26.04:LTS: openjdk-25

Weber Leon discovered that the 2D component of OpenJDK 25 did not correctly handle user authentication. A remote attacker could possibly use this issue to cause a denial of service. (CVE-2026-70906)

Kai Aizen discovered that the Networking component of OpenJDK 25 did not correctly handle user authentication. A remote attacker could possibly use this issue to leak sensitive information. (CVE-2026-61308)

It was discovered that the JSSE component of OpenJDK 25 did not correctly handle user authentication. A remote attacker could possibly use this issue to cause a denial of service. (CVE-2026-70907)

It was discovered that the Security component of OpenJDK 25 did not correctly handle user authentication. A remote attacker could possibly use this issue to leak sensitive information. (CVE-2026-60589)

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CVE-2026-70906

USN-8783-1 — openjdk-25 vulnerabilities