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).
Advisories

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Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Thu, 20 Aug 2026 23:15:00 +0000

Type Values Removed Values Added
Title Unauthenticated HTTP Access Enables Unauthorized Data Modification and Denial of Service in Oracle Portable Clusterware

Thu, 20 Aug 2026 15:15:00 +0000

Type Values Removed Values Added
First Time appeared Oracle database Server
CPEs cpe:2.3:a:oracle:database_server:*:*:*:*:*:*:*:*
Vendors & Products Oracle database Server

Thu, 20 Aug 2026 07:15:00 +0000

Type Values Removed Values Added
Title Unauthenticated HTTP Access Enables Unauthorized Data Modification and Denial of Service in Oracle Portable Clusterware

Thu, 20 Aug 2026 02:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 19 Aug 2026 21:15:00 +0000

Type Values Removed Values Added
Title Unauthenticated HTTP Exploit in Oracle Portable Clusterware Allowing Data Modification and Denial of Service

Wed, 19 Aug 2026 08:00:00 +0000

Type Values Removed Values Added
Title Unauthenticated HTTP Exploit in Oracle Portable Clusterware Allowing Data Modification and Denial of Service
Weaknesses CWE-284

Tue, 18 Aug 2026 21:15:00 +0000

Type Values Removed Values Added
Description 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).
First Time appeared Oracle
Oracle database - Portable Clusterware
CPEs cpe:2.3:a:oracle:database_-_portable_clusterware:*:*:*:*:*:*:*:*
Vendors & Products Oracle
Oracle database - Portable Clusterware
References
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: oracle

Published:

Updated: 2026-08-19T16:01:17.289Z

Reserved: 2026-08-04T22:06:34.617Z

Link: CVE-2026-71102

cve-icon Vulnrichment

Updated: 2026-08-19T15:07:07.905Z

cve-icon NVD

Status : Analyzed

Published: 2026-08-18T21:18:10.493

Modified: 2026-08-20T15:09:08.437

Link: CVE-2026-71102

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-20T23:00:07Z

Weaknesses