CVE-2026-71102

Name of the Vulnerable Software and Affected Versions Oracle Database Server versions 19.3 through 19.32 Oracle Database Server versions 21.3 through 21.23 Oracle Database Server versions 23.4.0 through 23.26.3

Description A flaw in the Portable Clusterware component allows an unauthenticated attacker with network access via HTTP to compromise the system. Successful exploitation can lead to unauthorized creation, deletion, or modification of critical data and all data accessible by Portable Clusterware. Additionally, an attacker can cause 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.