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Oracle WebCenter Sites CVE-2026-46799

| EUVDEUVD-2026-37317 CRITICAL
Missing Authentication for Critical Function (CWE-306)
2026-06-16 oracle
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 describes unauthenticated HTTP-reachable takeover with no user interaction, justifying AV:N/AC:L/PR:N/UI:N and full C:H/I:H/A:H; scope unchanged within the application.

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 - 22:57 vuln.today

DescriptionCVE.org

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).

AnalysisAI

Remote takeover of Oracle WebCenter Sites versions 12.2.1.4.0 and 14.1.2.0.0 allows unauthenticated network attackers to fully compromise the product via HTTP, per Oracle's June 2026 Critical Patch Update. The CVSS 3.1 base score of 9.8 reflects complete loss of confidentiality, integrity, and availability with no privileges or user interaction required, and no public exploit identified at time of analysis. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Identify exposed WebCenter Sites HTTP endpoint
Delivery
Send crafted unauthenticated HTTP request
Exploit
Trigger pre-auth flaw in WebCenter Sites component
Execution
Achieve code execution or admin takeover
Persist
Deploy web shell and persist
Impact
Exfiltrate content, credentials, and pivot internally

Vulnerability AssessmentAI

Exploitation No special conditions - remote unauthenticated exploitation against default configurations of Oracle WebCenter Sites 12.2.1.4.0 and 14.1.2.0.0 over HTTP, with no user interaction required, per the CVSS vector AV:N/AC:L/PR:N/UI:N and Oracle's 'easily exploitable' characterization. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment All available signals point to a top-priority vulnerability: the CVSS vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H describes the worst realistic profile - remote, low-complexity, unauthenticated, no user interaction, with high impact across CIA. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker on the internet identifies an exposed Oracle WebCenter Sites instance via banner or path fingerprinting (for example, /cs/Satellite or /sites/ContentServer), then sends a single crafted HTTP request to an unauthenticated endpoint to gain code execution or administrative control. With takeover achieved, the attacker deploys a web shell, harvests stored credentials and content database connection strings, and pivots into the broader Fusion Middleware estate. …
Remediation Apply the patches released in Oracle's June 2026 Critical Patch Update (CPU) for WebCenter Sites 12.2.1.4.0 and 14.1.2.0.0, following the matrix and download instructions at https://www.oracle.com/security-alerts/cspujun2026.html - Patch available per vendor advisory, with the specific patch ID listed in the CPU matrix rather than as a single named version. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: identify and document all Oracle WebCenter Sites instances running 12.2.1.4.0 or 14.1.2.0.0; isolate from production networks if operationally feasible; enable enhanced HTTP request logging and monitoring. …

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CVE-2026-46800 CRITICAL
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Remote unauthenticated takeover of Oracle WebCenter Sites 12.2.1.4.0 and 14.1.2.0.0 is possible over HTTP, with a maximu

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Remote takeover of Oracle WebCenter Sites 12.2.1.4.0 and 14.1.2.0.0 is possible by unauthenticated network attackers ove

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Remote code execution and full product takeover affects Oracle WebCenter Sites 14.1.2.0.0 within Oracle Fusion Middlewar

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Unauthenticated remote compromise of Oracle WebCenter Sites 12.2.1.4.0 and 14.1.2.0.0 is possible via HTTP, allowing att

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Account takeover in Oracle WebCenter Sites 12.2.1.4.0 and 14.1.2.0.0 allows a low-privileged remote attacker with HTTP a

CVE-2026-46796 HIGH
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Account takeover in Oracle WebCenter Sites 12.2.1.4.0 and 14.1.2.0.0 allows a low-privileged authenticated attacker with

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Takeover of Oracle WebCenter Sites 12.2.1.4.0 and 14.1.2.0.0 is possible when a low-privileged attacker with HTTP networ

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CVE-2026-46799 vulnerability details – vuln.today

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