Oracle Database Server: improper access control
Medium6.5CVE-2026-47039 · Published Jul 21, 2026 · updated Aug 6, 2026
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).
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| Oracle Database Server Product | >= 19.3, <= 19.31 | No fix yet |
| >= 21.3, <= 21.22 | No fix yet | |
| >= 23.4.0, <= 23.26.2 | No fix yet |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-284
More Oracle advisories
All Oracle| Date | Advisory | Severity | Fixed in |
|---|---|---|---|
| Jul 21 | Oracle HRMS (US): takeover via Internal Operations | High7.8 | No fix yet |
| Jul 21 | Oracle HRMS (US): data exposure via Internal Operations | Medium6.5 | No fix yet |
| Jul 21 | Oracle Work in Process: data tampering via Internal Operations | Medium5.4 | No fix yet |
| Jul 21 | Oracle HRMS (US): data tampering via US Payroll Year End | High7.1 | No fix yet |
| Jul 21 | Oracle HRMS (UK): data exposure via UK Payroll | High7.7 | No fix yet |
| Jul 21 | Oracle Java SE: takeover via Install | High7.8 | No fix yet |