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Oracle WebCenter Content CVE-2026-46766

| EUVD-2026-37455 CRITICAL
Improper Access Control (CWE-284)
2026-06-16 oracle
Oracle Oracle Webcenter Content Authentication Bypass
9.8
CVSS 3.1 · Vendor: oracle
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Severity by source

Vendor (oracle) PRIMARY
9.8 CRITICAL
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
vuln.today AI
9.8 CRITICAL

Oracle states easily exploitable over HTTP by an unauthenticated attacker resulting in product takeover, justifying AV:N/AC:L/PR:N/UI:N and C:H/I:H/A:H with no scope change.

3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Primary rating from Vendor (oracle).

CVSS VectorVendor: oracle

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

1
Analysis Generated
Jun 16, 2026 - 23:12 vuln.today

DescriptionCVE.org

Vulnerability in the Oracle WebCenter Content product of Oracle Fusion Middleware (component: Content Server). 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 Content. Successful attacks of this vulnerability can result in takeover of Oracle WebCenter Content. 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).

AnalysisAI

Remote unauthenticated takeover of Oracle WebCenter Content 12.2.1.4.0 and 14.1.2.0.0 is possible via HTTP requests to the Content Server component, per Oracle's June 2026 CPU advisory. The CVSS 9.8 score reflects full confidentiality, integrity, and availability impact with no authentication required. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Identify exposed WebCenter Content portal
Delivery
Send crafted HTTP request to Content Server
Exploit
Trigger unauthenticated flaw
Execution
Gain code execution or admin control
Impact
Exfiltrate documents and pivot internally
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Vulnerability AssessmentAI

Exploitation No special conditions - remote unauthenticated exploitation against default configurations of Oracle WebCenter Content 12.2.1.4.0 or 14.1.2.0.0 over HTTP to the Content Server component, per CVSS AV:N/AC:L/PR:N/UI:N. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment All available signals point to high real-world risk: CVSS 3.1 vector AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H means a remote, unauthenticated attacker can fully compromise the system over HTTP with low attack complexity and no user interaction. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker scans the internet for Oracle WebCenter Content portals (commonly identifiable by /cs/ URI patterns or Oracle branding), then sends a single crafted HTTP request to a vulnerable Content Server endpoint on 12.2.1.4.0 or 14.1.2.0.0. The request triggers the flaw without any login, yielding full takeover - code execution or equivalent administrative control over the document repository, its contents, and any credentials cached on the host. …
Remediation Apply the patches delivered in Oracle's June 2026 Critical Patch Update (https://www.oracle.com/security-alerts/cspujun2026.html) for Oracle WebCenter Content 12.2.1.4.0 and 14.1.2.0.0 - Patch available per vendor advisory, with the exact post-patch build identifiers documented in the CPU notes per version line. … Detailed patch versions, workarounds, and compensating controls in full report.
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Recommended ActionAI

24 hours: Inventory all instances of WebCenter Content 12.2.1.4.0 and 14.1.2.0.0; assess network exposure and internet accessibility; restrict or take offline any internet-facing deployments immediately. …

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CVE-2026-46766 vulnerability details – vuln.today
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