# CVE-2026-46799: Oracle WebCenter Sites authentication bypass and system takeover

Source: https://junglewise.ai/threats/cve-2026-46799-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-2026-46799 · Severity: critical · CVSS 9.8 · Published 2026-06-17

Oracle WebCenter Sites, a platform used by organizations to manage and deliver digital content and websites, contains a critical security vulnerability. An unauthorized person can remotely take full control of the system over the internet without needing any login credentials. This could lead to the complete theft of sensitive data, website defacement, or a total shutdown of the service.

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

## Quick answers

**Is CVE-2026-46799 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-46799 being exploited in the wild.

**How severe is CVE-2026-46799?** Critical severity, with a CVSS score of 9.8, 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-2026-46799?** 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-2026-46799 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2026-46799?** 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

A critical vulnerability exists in the WebCenter Sites component of Oracle Fusion Middleware, classified as a missing authentication for a critical function (CWE-306). The flaw is easily exploitable by an unauthenticated attacker with network access via HTTP. Successful exploitation allows for a complete takeover of the Oracle WebCenter Sites instance, impacting confidentiality, integrity, and availability. Affected versions include 12.2.1.4.0 and 14.1.2.0.0. Users are advised to refer to the Oracle Critical Patch Update for remediation steps.

## 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 published security alert cspujun2026.html

## 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)