CVE-2026-71102

published 2026-08-18

CVE-2026-71102: Vulnerability in the Portable Clusterware component of Oracle Database Server. Supported versions that are affected are 19.3-19.32, 21.3-21.23 and…

Priority P2 59 critical 9.1 CVSS 3.1

AV N AC L PR N UI N S U C N I H A H

Vulnerability in the Portable Clusterware component of Oracle Database Server. Supported versions that are affected are 19.3-19.32, 21.3-21.23 and 23.4.0-23.26.3. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Portable Clusterware. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Portable Clusterware accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Portable Clusterware. CVSS 3.1 Base Score 9.1 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H).

Affected

6 ranges

Vendor	Product	Version range	Fixed in
oracle	database_server	19.3 – 19.32	—
oracle	database_server	21.3 – 21.23	—
oracle	database_server	23.4.0 – 23.26.3	—
oracle_corporation	oracle_database_server	19.3 – 19.32	—
oracle_corporation	oracle_database_server	21.3 – 21.23	—
oracle_corporation	oracle_database_server	23.4.0 – 23.26.3	—

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CWE-284