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9.8
CVE-2026-83035: Oracle WebCenter Sites can be taken over remotely
CVE-2026-83035 · published 27 days ago
Summary
The Oracle WebCenter Sites product, versions 12.2.1.4.0 and 14.1.2.0.0, can be accessed over the network without any login and an attacker could gain full control of the system. This could let the attacker view, change, or disrupt your website content. Apply the latest security updates from Oracle as soon as possible to protect your installation.
What to do
The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.
Affected software
| Vendor | Product | Affected versions |
|---|---|---|
| oracle corporation | oracle webcenter sites | 12.2.1.4.0 |
Original advisory text
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 exploitabl...
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 takeover of Oracle WebCenter Sites. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
Internet-facing
3 days
Internal
60 days
- Not known to be exploited
- Can be exploited automatically
- Gives an attacker full control
Type
CWE-287Improper Authentication
CWE-306Missing Authentication for Critical Function
Timeline
Published15 Sep 2026
Updated12 Oct 2026
First seen15 Sep 2026
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