CVE-2026-47039 Missing authorization in Oracle Database Server
Low-privileged attackers can modify or delete critical data in Oracle Database Server Java VM via network access.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-47039?
CVE-2026-47039 is a medium-severity missing authorization vulnerability in Oracle Database Server, published on 21 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Vulnerability in the Java VM 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 low privileged attacker having Create Session privilege with network access via Oracle Net to compromise Java VM. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Java VM accessible data. CVSS 3.1 Base Score 6.5 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N).
Weakness: CWE-284
Which versions are affected by CVE-2026-47039?
It affects 1 product.
Products include Oracle Database Server.
How do I fix CVE-2026-47039?
No fix has been published for CVE-2026-47039 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-47039 being exploited?
There is no known exploitation of CVE-2026-47039 in the wild and no public exploit code.
Other vulnerabilities in Oracle Database Server
Sources
Also known as GHSA-74p6-xcwp-mh8m.