Improper input validation in Oracle Database Server - CVE-2026-34312
Published: April 21, 2026
Vulnerability identifier: #VU126715
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-34312
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Oracle
Affected software:
Oracle Database Server
Oracle Database Server
Detailed vulnerability description
The vulnerability allows a remote privileged user to gain access to sensitive information.
The vulnerability exists due to improper input validation within the RDBMS in Oracle Database Server. A remote privileged user can exploit this vulnerability to gain access to sensitive information.
How to mitigate CVE-2026-34312
Install updates from vendor's website.