CVE-2026-83350highCWE-400

CVE-2026-83350: high-severity vulnerability in Oracle Database Server

Published

Follow this CVE+ Monitor Oracle Database Server

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 7.5epss 0.5%
Vulnerability in the Oracle Net Services component of Oracle Database Server. Supported versions that are affected are 21.3-21.23 and 23.4.0-23.26.3. Easily exploitable vulnerability allows unauthenticated attacker with network access via Oracle Net to compromise Oracle Net Services. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Net Services. 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).
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products
Oracle Corporation · Oracle Database Server
Related CVEs — Oracle Database Server

In the same product, most dangerous first.

CVE-2025-30702MEDIUMCVE-2025-30702EPSS 0.6%CVE-2025-30701HIGHCVE-2025-30701EPSS 0.5%CVE-2024-21242LOWCVE-2024-21242EPSS 0.5%CVE-2026-83349HIGHCVE-2026-83349EPSS 0.5%CVE-2026-83333HIGHCVE-2026-83333EPSS 0.5%CVE-2026-71102CRITICALCVE-2026-71102EPSS 0.4%