CVE-2026-46842 Missing authorization in Oracle REST Data Services

Medium 5.3 Published 28 May 2026 Updated 29 May 2026

Unauthenticated attackers can modify data in Oracle REST Data Services via network access, requiring immediate patching.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-46842?

CVE-2026-46842 is a medium-severity missing authorization vulnerability in Oracle REST Data Services, published on 28 May 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Vulnerability in Oracle REST Data Services (component: Core). Supported versions that are affected are 24.2.0-26.1.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTPS to compromise Oracle REST Data Services. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle REST Data Services accessible data. CVSS 3.1 Base Score 5.3 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N).

Weakness: CWE-284

Which versions are affected by CVE-2026-46842?

It affects 1 product.

Products include Oracle Rest Data Services.

How do I fix CVE-2026-46842?

No fix has been published for CVE-2026-46842 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-2026-46842 being exploited?

There is no known exploitation of CVE-2026-46842 in the wild and no public exploit code.

Sources

Also known as GHSA-rhq4-mw8x-m742.