CVE Watch21 oct 2026

CVE-2026-83378

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

CVSS

4.8

Medio

EPSS

0.2%

p13

KEV

—

Exploit Today

0-100

Publicado: 20 oct 2026 · Última mod.: 21 oct 2026

EPSS · 30d

0.2%EPSS · 30 días0.2%

2026-10-212026-10-25

Descripción técnica

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).

Referencias oficiales

www.oracle.comhttps://www.oracle.com/security-alerts/cpuoct2026.html

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