High severity · published Aug 18, 2026
CVE-2026-71062
Vulnerability in the RDBMS component of Oracle Database Server
8.5
CVSS
0.3%
EPSS
No
On KEV
Description
Vulnerability in the RDBMS component of Oracle Database Server. Supported versions that are affected are 23.4.0-23.26.3. Difficult to exploit vulnerability allows low privileged attacker having Authenticated User privilege with network access via Oracle Net to compromise RDBMS. While the vulnerability is in RDBMS, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of RDBMS. CVSS 3.1 Base Score 8.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H).
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 27% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OD
Oracle Database Server · Oracle Corporation
23.4.0 through 23.26.3 · source: vendor
DS
Database Server · Oracle
23.4.0 through 23.26.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-71062
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-71062
Vendor Advisory
https://www.oracle.com/security-alerts/cspuaug2026.html
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