CVE-2026-21975

Vulnerability in the Java VM component of Oracle Database Server

Medium · published January 20, 2026

CVSS v3.1
4.5
EPSS
0%
Percentile
16.4
In the wild
Unconfirmed
What it is

Vulnerability in the Java VM component of Oracle Database Server. Supported versions that are affected are 19.3-19.29 and 21.3-21.20. Easily exploitable vulnerability allows high privileged attacker having Authenticated User privilege with network access via Oracle Net to compromise Java VM. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Java VM. CVSS 3.1 Base Score 4.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:H).

The record
Technical detail
CVSS v3.1
4.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00257 · 16.4th percentile
Published
2026-01-20T21:56Z
EPSS history
Timeline
  • 20 JAN 21:56Z
    Vulnerability in the Java VM component of Oracle Database Server
    cvelistv5