CVE-2026-83350

Name of the Vulnerable Software and Affected Versions Oracle Database Server versions 21.3 through 21.23 Oracle Database Server versions 23.4.0 through 23.26.3

Description An issue exists in the Oracle Net Services component. An unauthenticated attacker with network access via Oracle Net can compromise the service, leading to a hang or a frequently repeatable crash, resulting in a complete Denial of Service (DOS), which is a condition where the service becomes unavailable to its intended users.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.