Vulnerability in JDBC Component of Oracle Database Server
CVE-2026-47061

5.6MEDIUM

Key Information:

Vendor

Oracle
Status
Oracle Database Server
Vendor
CVE Published:
21 July 2026

What is CVE-2026-47061?

This vulnerability in the JDBC component of Oracle Database Server allows unauthenticated attackers access to critical data if they are on the physical communication segment linked to the affected hardware. Exploiting this weakness requires interaction from individuals other than the attacker, and while focused on JDBC, it can potentially affect additional products, thus broadening the impact. Successful exploitation could lead to unauthorized access to sensitive data, with scenarios including complete access to all JDBC-reachable information.

Affected Version(s)

Oracle Database Server 19.3 <= 19.31

Oracle Database Server 21.3 <= 21.22

Oracle Database Server 23.4.0 <= 23.26.2

References

https://www.oracle.com/security-alerts/cpujul2026.html
vendor-advisory

CVSS V3.1

Score:
5.6
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.