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Oracle WebCenter Content EUVDEUVD-2026-37415

| CVE-2026-35286 CRITICAL
Missing Authentication for Critical Function (CWE-306)
2026-06-16 oracle
9.8
CVSS 3.1 · Vendor: oracle
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Identify exposed WebCenter Content HTTP endpoint
  2. Delivery
    Send crafted unauthenticated request to Content Server
  3. Exploit
    Trigger vulnerability in component
  4. Execution
    Gain takeover-level control of application
  5. Persist
    Access or modify managed content
  6. Impact
    Pivot into Fusion Middleware host

Vulnerability Assessment

Weakness
CWE
MITRE ATT&CK

1 technique across 1 tactic: Initial Access

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Exploitation Conditions

No special conditions - remote unauthenticated exploitation against default configurations of Oracle WebCenter Content 12.2.1.4.0 or 14.1.2.0.0 with the Content Server HTTP interface reachable by the attacker (CVSS AV:N/AC:L/PR:N/UI:N). The only practical limits are network reachability of the Content Server HTTP listener and the specific version being in the affected range; no user interaction, no authentication, and no non-default configuration are required per the vendor description.

Impact

Risk is high and concrete: CVSS 3.1 AV:N/AC:L/PR:N/UI:N gives remote, low-complexity, unauthenticated exploitation, and Oracle itself characterizes the flaw as 'easily exploitable' with takeover impact (C:H/I:H/A:H). No EPSS score, KEV listing, or public POC was supplied, so widespread mass-exploitation is not yet evidenced; however, Oracle WebCenter Content has a strong track record of post-CPU reverse-engineering, and similar 9.8 Fusion Middleware bugs (e.g., the WebLogic deserialization line) have been weaponized within weeks of CPU release. The data gap to call out: CWE is N/A, no SSVC decision was provided, and the only reference is Oracle's advisory page - defenders should not wait for KEV confirmation given the trivial exploitation profile.

Exploit ScenarioDerived

An attacker on the internet identifies an Oracle WebCenter Content server (commonly fingerprinted via /cs/ or /idcplg URLs), sends a crafted HTTP request against the vulnerable Content Server component without supplying credentials, and gains takeover-level control of the application. From there the attacker can read or modify managed documents, pivot into the underlying Fusion Middleware/WebLogic host, and use stored credentials or trust relationships to move laterally; no public exploit is identified at time of analysis, but Oracle CPU bugs of this profile are typically reproduced quickly after disclosure.

Act Now Prioritize within 24-48h. Why: CRITICAL severity.
No patch listed yet 0.5% exploitation probability (EPSS)

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AnalysisAIv1 – Jun 16, 2026

Remote takeover of Oracle WebCenter Content 12.2.1.4.0 and 14.1.2.0.0 allows unauthenticated network attackers to fully compromise the Content Server component via HTTP, with no public exploit identified at time of analysis. The CVSS 9.8 score reflects complete confidentiality, integrity, and availability impact, and Oracle disclosed the issue in its June 2026 Critical Patch Update. Organizations running Fusion Middleware-based content management should treat this as a top-priority patching item given the trivial attack complexity.

RemediationAI

Apply the Oracle June 2026 Critical Patch Update (cspujun2026) immediately to both 12.2.1.4.0 and 14.1.2.0.0 installations per https://www.oracle.com/security-alerts/cspujun2026.html; this is the patch status 'Patch available per vendor advisory' with no separately confirmed point-release number in the supplied data. Until patching is complete, restrict network exposure of the Content Server HTTP endpoints to trusted management networks via firewall or reverse-proxy ACLs, place the deployment behind an authenticating WAF that blocks anonymous access to /cs/, /idcplg, and IdcCommand paths, and increase logging on the Content Server access logs to detect anomalous unauthenticated requests - the trade-off is that legitimate external integrations or partner ingest flows relying on anonymous endpoints may break and require reconfiguration. Disabling unused Content Server components and verifying no IdcCommand services are exposed to the public internet further reduces attack surface.

Affected VersionsENISA

Oracle WebCenter Content 14.1.2.0.0
Oracle WebCenter Content 12.2.1.4.0

Affected Packages

euvd oracle_webcenter_content no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

Oracle WebCenter Content is the enterprise content management platform within Oracle Fusion Middleware, built on the Content Server component that handles document ingestion, metadata indexing, workflow, and HTTP-based delivery via the IdcCommand/IDC protocol and web UI. The CPE string cpe:2.3:a:oracle_corporation:oracle_webcenter_content:*:*:*:*:*:*:*:* covers all builds, with Oracle's advisory specifying 12.2.1.4.0 (12c) and 14.1.2.0.0 (14c) as in-support affected versions. No CWE was assigned, but the combination of unauthenticated network reach plus full takeover is consistent with the deserialization, authentication bypass, or server-side request handling flaws historically reported against the WebLogic-hosted Content Server stack.

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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

Vendor states easily exploitable, unauthenticated, network HTTP access with no user interaction, yielding full takeover - confidentiality, integrity, and availability all High.

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

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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).

Executive ViewAI

Why It Matters

Oracle WebCenter Content versions 12.2.1.4.0 and 14.1.2.0.0 are vulnerable to complete system takeover without authentication via HTTP. With no vendor patch available and trivial attack complexity, organizations running these versions face immediate risk of data breach, system compromise, and operational disruption.

Business Impact: Severe
Compensating Controls

No vendor-released patch identified at time of analysis. Interim mitigations: enforce network segmentation to restrict access to WebCenter Content from untrusted networks; implement Web Application Firewall rules targeting exploitation signatures; disable WebCenter Content if operationally non-critical; establish continuous monitoring for suspicious authentication attempts and administrative access anomalies.

Threat Intelligence Overview

EPSS Score
0.5%
Top 60% exploitable
Data Quality
5 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity CRITICAL
CISA KEV No
Public POC No
EPSS 0.5%
Patch available No
Active threat No
Deciding rule
CRITICAL severity
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision
Out-of-Cycle
Exploitation
None
System Exposure· derived
Open
Automatable
Yes
Human Impact
Very High
Technical Impact
Total

Priority Score

50
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +49
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

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