VDB
CVE-2026-46834
CVE-2026-46834
PUBLISHED
CVSS 7.5 HIGH
Reported by oracle · Published May 28, 2026
Vulnerability in the Net Service component of Oracle Database Server. Supported versions that are affected are 23.4.0-23.26.2. Easily exploitable vulnerability allows unauthenticated attacker with network access via TLS to compromise Net Service. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Net Service. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).
Risk Scores
CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Oracle Corporation | Oracle Database Server | 23.4.0 |
| Oracle Corporation | Oracle Database Server | 23.4.0, 23.4.0 |
| oracle | database_-_net_service | 23.4.0, 23.4.0 |
Timeline
- May 28, 2026 CVE Published
- May 29, 2026 EPSS Score
- May 29, 2026 CVE Updated
- May 30, 2026 EPSS Score
- May 31, 2026 EPSS Score
- May 31, 2026 Coalition ESS Score
- Jun 1, 2026 EPSS Score
- Jun 2, 2026 Security Advisory
- Jun 5, 2026 EPSS Score
References
- Oracle Advisory vendor-advisory