# CVE-2026-46800: Oracle WebCenter Sites authentication bypass and system takeover

Source: https://junglewise.ai/threats/cve-2026-46800-oracle-webcenter-sites-authentication-bypass-and-system-takeover  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-06-17. Updated: 2026-06-17  
License: CC BY 4.0 with a link back

CVE-2026-46800 · Severity: critical · CVSS 10 · Published 2026-06-17

Oracle WebCenter Sites, a platform used for managing large-scale web content and digital experiences, contains a critical security flaw. An unauthorized person can gain full control over the system over the internet without needing a password or any user interaction. This could lead to the complete theft of sensitive data, a total service shutdown, or the use of the system to attack other parts of the corporate network.

Technologies: [Oracle WebCenter Sites](https://junglewise.ai/threats/technologies/webcenter-sites). Vendors: [Oracle](https://junglewise.ai/threats/vendors/oracle).

## Quick answers

**Is CVE-2026-46800 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-46800 being exploited in the wild.

**How severe is CVE-2026-46800?** Critical severity, with a CVSS score of 10, published 17 June 2026.

**Which products and versions are affected?** Oracle WebCenter Sites 12.2.1.4.0, 14.1.2.0.0.

**Is there a fix for CVE-2026-46800?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-46800 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2026-46800?** Check whether you run Oracle WebCenter Sites at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

This vulnerability is classified as a missing authentication for a critical function (CWE-306) within the WebCenter Sites component of Oracle Fusion Middleware. It is remotely exploitable via HTTP without authentication, requiring low complexity and no user interaction. The flaw is particularly severe because it involves a 'scope change' (S:C), meaning a successful exploit can allow an attacker to move beyond the WebCenter Sites environment to impact other integrated products or the underlying infrastructure. Successful exploitation results in a complete takeover of the affected instance. Affected versions include 12.2.1.4.0 and 14.1.2.0.0.

## Affected products

- Oracle WebCenter Sites 12.2.1.4.0, 14.1.2.0.0

## Timeline

- 2026-06-17: disclosed
- 2026-06-17: advisory: Oracle security alert published

## References

- [https://www.oracle.com/security-alerts/cspujun2026.html](https://www.oracle.com/security-alerts/cspujun2026.html)

## Related threats

- [Oracle WebCenter Sites unauthenticated data access](https://junglewise.ai/threats/cve-2026-91552-vulnerability-in-the-oracle-webcenter-sites-product-of-oracle)
- [Oracle WebCenter Sites unauthorized data access via HTTP](https://junglewise.ai/threats/cve-2026-91542-vulnerability-in-the-oracle-webcenter-sites-product-of-oracle)
- [Oracle WebCenter Sites unauthorized data access vulnerability](https://junglewise.ai/threats/cve-2026-91240-vulnerability-in-the-oracle-webcenter-sites-product-of-oracle)
- [Oracle WebCenter Sites remote code execution](https://junglewise.ai/threats/cve-2026-101499-vulnerability-in-the-oracle-webcenter-sites-product-of-oracle)
- [Oracle WebCenter Sites remote code execution](https://junglewise.ai/threats/cve-2026-83037-oracle-webcenter-sites-remote-code-execution)