CVE-2026-21975
- State
- Published
- Severity
- 4.5 Medium
- Published
- Jan 20, 2026
- Updated
- Jan 21, 2026
- Reserved
- Jan 5, 2026
Description
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).
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 4.5 Medium | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:H | oracle |
Weaknesses
- CWE-404 Improper Resource Shutdown or Release
Affected Products
| Product | Versions |
|---|---|
Oracle Database ServerOracle Corporation |
|
References
- Oracle Advisoryvendor-advisory
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