CVE-2026-46809 Missing authorization in Oracle WebCenter Sites

Critical 9.1 Published 16 Jun 2026 Updated 17 Jun 2026

Unauthenticated attackers can read, create, delete, or modify critical data in Oracle WebCenter Sites via HTTP.

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-2026-46809?

CVE-2026-46809 is a critical missing authorization vulnerability in Oracle Webcenter Sites, published on 16 Jun 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Vulnerability in the Oracle WebCenter Sites product of Oracle Fusion Middleware (component: WebCenter Sites). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle WebCenter Sites. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle WebCenter Sites accessible data as well as unauthorized access to critical data or complete access to all Oracle WebCenter Sites accessible data. CVSS 3.1 Base Score 9.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N).

Weakness: CWE-284

Which versions are affected by CVE-2026-46809?

It affects 1 product.

Products include Oracle Webcenter Sites.

How do I fix CVE-2026-46809?

No fix has been published for CVE-2026-46809 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-2026-46809 being exploited?

There is no known exploitation of CVE-2026-46809 in the wild and no public exploit code.

All Oracle Webcenter Sites vulnerabilities

Sources

Also known as GHSA-v2m5-w527-mwmw.