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CVE-2026-71102

Published: Aug 18, 2026Updated: Aug 20, 2026 Sources: CVE List NVDCWE-284
9.1CRITICAL
NVD MITRE
EPSS Score
0.4%
Top 65.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

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).

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-284

Affected Products

Oracle Corporation
commercial·USaka oracle, oracle corp.
database serverOn-premDatabase
Databases / relational
Oracle Database ServerOn-premDatabase
Databases / relational

Exploitability

Official Patch Available
Is your org exposed to CVE-2026-71102?We can run the check for you — a free external exposure review, no install. Check my exposure

References

https://www.oracle.com/security-alerts/cspuaug2026.html
oracle.com

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