Vulnerability · Published Jul 21, 2026 · Assigned by oracle

CVE-2026-46975

Medium 5.8

In plain English

A medium-severity improper access control in Oracle Database Server from Oracle Corporation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 23% of all known vulnerabilities).

Severity (CVSS 3.1)5.8Medium

Exploit odds (30 days)0.3%top 77.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Vulnerability in the RDBMS component of Oracle Database Server. Supported versions that are affected are 19.3-19.31, 21.3-21.22 and 23.4.0-23.26.2. Easily exploitable vulnerability allows unauthenticated attacker 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 unauthorized update, insert or delete access to some of RDBMS accessible data. CVSS 3.1 Base Score 5.8 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N).

Affected products (as reported)

Vendor	Product	Versions
Oracle Corporation	Oracle Database Server	19.3 – through 19.3121.3 – through 21.2223.4.0 – through 23.26.2

Weakness: CWE-284 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N

References

Oracle Advisory vendor-advisory