Improper access control in Oracle Database Server
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-284.
Summary
Vulnerability in the Java VM component of Oracle Database Server. Supported versions that are affected are 19.3-19.26, 21.3-21.17 and 23.4-23.7. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols 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 as well as unauthorized access to critical data or complete access to all Java VM accessible data. CVSS 3.1 Base Score 7.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N).
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version listed by the sources yet.
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
Oracle Database Server — oracle.com/security-alerts/cpuapr2025.html
5 records Highest priority Priority LOW 5 LOW
Other records, highest priority first
- TI-2025-21974 Incorrect default permissions in Oracle Database ServerPriority LOW 35
- TI-2025-21975 Information disclosure in Oracle Database ServerPriority LOW 31
- TI-2025-22006 Improper authentication in Oracle Database ServerPriority LOW 29
Timeline
- 2026-10-02 Threatist record created from CVE-2025-30736
- 2026-10-03 Alias added: GHSA-gg64-46cm-rj5f
References
Patch 1
More Oracle Java Virtual Machine vulnerabilities
- TI-2026-27381 Improper access control in Oracle Database Server CVSS 3.1HIGH 7.5
- TI-2025-31982 Improper privilege management in Oracle Database Server CVSS 3.1HIGH 7.7
- TI-2021-14341 Vulnerability in the Java VM component of Oracle Database Server. CVSS 3.1HIGH 7.1
- TI-2025-38251 Improper access control in Oracle Database Server CVSS 3.1MEDIUM 5.9
- TI-2024-13885 Vulnerability in the Java VM component of Oracle Database Server. CVSS 3.1MEDIUM 5.3
- TI-2021-02106 Vulnerability in the Java VM component of Oracle Database Server. CVSS 3.1MEDIUM 4.3
Sources
- CVE-2025-30736 · CVE Program
- CVE-2025-30736 · NVD
- FIRST EPSS
- GHSA-gg64-46cm-rj5f · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences