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 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).
Published: 2026-06-16
Score: 9.8 Critical
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Impact

The Oracle WebCenter Sites product suffers from an easily exploitable flaw that permits an unauthenticated attacker with network access via HTTP to take full control. The vulnerability stems from improper access control, allowing the attacker to compromise confidentiality, integrity, and availability. Successful exploitation can lead to a complete takeover of the WebCenter Sites instance, effectively erasing any separation between administrators and attackers.

Affected Systems

Oracle WebCenter Sites 12.2.1.4.0 and 14.1.2.0.0 from Oracle Corporation are affected.

Risk and Exploitability

The CVSS score of 9.8 signals a critical severity, while the EPSS score of less than 1% indicates a low probability of exploitation at present. The vulnerability is not listed in the CISA KEV catalog. The attack vector is inferred to be remote over HTTP, requiring no user interaction or authentication, and could allow a complete compromise of the application.

Generated by OpenCVE AI on June 18, 2026 at 00:09 UTC.

Remediation

No vendor fix or workaround currently provided.

OpenCVE Recommended Actions

  • Apply the Oracle‑released security patch for Oracle WebCenter Sites 12.2.1.4.0 and 14.1.2.0.0 as documented in the Oracle security advisory
  • Restrict external HTTP access to the WebCenter Sites instance using firewall rules or network segmentation until the patch is applied
  • Continuously monitor WebCenter Sites logs for suspicious activity that could indicate exploitation of this vulnerability

Generated by OpenCVE AI on June 18, 2026 at 00:09 UTC.

Tracking

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Advisories

No advisories yet.

History

Thu, 18 Jun 2026 04:45:00 +0000

Type Values Removed Values Added
Title Oracle WebCenter Sites Remote Full Compromise via Unauthenticated HTTP Access
Weaknesses CWE-284
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Tue, 16 Jun 2026 20:45:00 +0000

Type Values Removed Values Added
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 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).
First Time appeared Oracle
Oracle webcenter Sites
CPEs cpe:2.3:a:oracle:webcenter_sites:12.2.1.4.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:webcenter_sites:14.1.2.0.0:*:*:*:*:*:*:*
Vendors & Products Oracle
Oracle webcenter Sites
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Subscriptions

Oracle Webcenter Sites
cve-icon MITRE

Status: PUBLISHED

Assigner: oracle

Published:

Updated: 2026-06-17T15:04:45.738Z

Reserved: 2026-05-18T15:55:10.299Z

Link: CVE-2026-46797

cve-icon Vulnrichment

Updated: 2026-06-17T15:04:40.215Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-23T21:04:49Z

Weaknesses