Vulnerability in Oracle Database Server
CVE-2026-47039
Vulnerability in the Java VM component of Oracle Database Server. Supported versions that are affected are 19.3-19.31, 21.3-21.22 and 23.4.0-23.26.2. Easily exploitable vulnerability allows low privileged attacker having Create Session privilege with network access via Oracle Net to compromise Java VM. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Java VM accessible data. CVSS 3.1 Base Score 6.5 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N).
EPSS: 0.003 (22.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.
Affected products
- Oracle Database_server
- Oracle Corporation Database Server — versions 19.3, 21.3, 23.4.0
Weakness classification (CWE)
References
- secalert_us@oracle.com (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-47039?
- CVE-2026-47039 is a medium-severity vulnerability in Oracle Database Server, classified under Improper Access Control. CVSS score: 6.5/10. Published 2026-07-21.
- How severe is CVE-2026-47039?
- Medium severity. CVSS v3 base score is 6.5 out of 10.