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Oracle WebCenter Content EUVDEUVD-2026-37304

| CVE-2026-46786 CRITICAL
Cross-Site Request Forgery (CSRF) (CWE-352)
2026-06-16 oracle
9.6
CVSS 3.1 · Vendor: oracle
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Attack ChainAIDerived

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

  1. Recon
    Identify exposed WebCenter Content 14.1.2.0.0 instance
  2. Delivery
    Craft malicious link or content targeting Content Server
  3. Exploit
    Phish authenticated WebCenter user
  4. Install
    Victim interaction triggers flaw in browser session
  5. C2
    Actions execute with victim's WebCenter privileges
  6. Execute
    Pivot across scope boundary into adjacent Fusion Middleware
  7. Impact
    Full takeover of Content Server and connected assets

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

Exploitation requires (1) network reachability to a vulnerable Oracle WebCenter Content 14.1.2.0.0 Content Server over HTTP/HTTPS, and (2) a human victim other than the attacker - typically an authenticated WebCenter user or administrator - to perform an interaction such as clicking a crafted link, loading attacker-supplied content, or visiting an attacker-controlled page while logged into Content Server (UI:R). No attacker authentication is needed against WebCenter itself (PR:N), but the impact is gated by whether the lured user holds privileges sufficient to drive the takeover, and the scope change (S:C) means the resulting compromise reaches additional Fusion Middleware products integrated with the same session/trust boundary. Limiting factors: only the 14.1.2.0.0 supported version is enumerated as affected, and deployments that front WebCenter with SSO + strict CSP or that isolate admin UIs to bastion networks materially reduce realistic exploitability.

Impact

Signals are mixed but lean toward elevated priority for any internet- or intranet-exposed WebCenter Content deployment: CVSS 3.1 is 9.6 (Critical) with low attack complexity, no privileges, network vector, and scope change driving the high score, but UI:R means the chain depends on tricking a human - typically a content author or administrator - into clicking or rendering attacker content. There is no EPSS score, KEV listing, or public POC in the provided intelligence, and SSVC decision values were not supplied, so probabilistic exploitation cannot be quantified. The combination of unauthenticated reachability and full takeover (C:H/I:H/A:H) on a system that commonly stores regulated documents (contracts, HR, finance) makes this a meaningful priority despite the UI requirement; the limiting factor is realistic phishing/social-engineering feasibility against WebCenter users, not technical exploitability. No CWE was provided, so the exact weakness class is inferred from the CVSS vector and should be confirmed against Oracle's CPU advisory.

Exploit ScenarioDerived

An attacker crafts a malicious URL or document referencing a Content Server endpoint and delivers it via phishing to a logged-in WebCenter administrator; when the administrator opens the link in an authenticated browser session, the flaw executes attacker-controlled actions in the victim's context, leading to full takeover of the WebCenter Content instance and, because of the scope change, impact on other Fusion Middleware resources reachable from that session. No public exploit identified at time of analysis, so the chain is currently theoretical, but the low attack complexity and the predictable structure of Content Server URLs make weaponization straightforward once details are published.

Act Now Prioritize within 24-48h. Why: CRITICAL severity.
No patch listed yet 0.4% exploitation probability (EPSS)

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AnalysisAIv1 – Jun 16, 2026

Account takeover in Oracle WebCenter Content 14.1.2.0.0 (Content Server component) allows a remote unauthenticated attacker to fully compromise the product when a victim user is tricked into interacting with attacker-supplied content over HTTP. The scope-changing flaw carries a CVSS 3.1 base score of 9.6 with high confidentiality, integrity, and availability impact, and there is no public exploit identified at time of analysis. Listed in the ENISA EUVD as EUVD-2026-37304 and addressed in Oracle's June 2026 Critical Patch Update.

RemediationAI

Apply Oracle's June 2026 Critical Patch Update for Oracle WebCenter Content as documented at https://www.oracle.com/security-alerts/cspujun2026.html (Patch available per vendor advisory; an exact post-patch build string is not provided in the input and should be taken from the Oracle CPU patch availability table for 14.1.2.0.0). Until the CPU is applied, reduce exposure by restricting Content Server HTTP/HTTPS endpoints to trusted network segments via a reverse proxy or WAF ACL, requiring VPN/SSO front-ending for the management UI, and enforcing browser-side defenses such as strict Content-Security-Policy headers and same-site session cookies on the proxy - these reduce the social-engineering attack surface but will break external author/contributor workflows and any direct REST or WebDAV integrations that bypass SSO, so test before broad rollout. Coach administrators and content authors not to open WebCenter links from untrusted email or chat until patched, since the exploit chain hinges on a user-not-the-attacker interaction.

Affected VersionsENISA

Oracle WebCenter Content 14.1.2.0.0

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 (formerly Stellent/UCM) is the enterprise content management platform within Oracle Fusion Middleware, providing document management, records management, and digital asset management via the Content Server component (cpe:2.3:a:oracle_corporation:oracle_webcenter_content). The CWE is not assigned in the input, but the CVSS vector (AV:N/AC:L/UI:R/S:C) combined with the 'human interaction from a person other than the attacker' language is characteristic of a client-side delivery flaw such as stored/reflected cross-site scripting, CSRF, or HTML/UI injection in Content Server's web interface - where a privileged user's browser session becomes the vehicle for compromise. The scope change (S:C) implies the exploited weakness in Content Server's authorization or rendering boundary lets the attack affect resources beyond the vulnerable component itself, consistent with hijacking an authenticated administrator session to pivot into additional Fusion Middleware products.

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Severity by source

Vendor (oracle) PRIMARY 9.6 CRITICAL
AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
vuln.today AI 9.6 CRITICAL

Network-reachable HTTP endpoint with no attacker auth (AV:N/PR:N), low complexity, but requires a victim user interaction (UI:R); takeover crossing into other Fusion Middleware justifies S:C and C/I/A:H.

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

Primary rating from Vendor (oracle).

CVSS VectorVendor: oracle

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

DescriptionCVE.org

Vulnerability in the Oracle WebCenter Content product of Oracle Fusion Middleware (component: Content Server). The supported version that is affected is 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle WebCenter Content. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Oracle WebCenter Content, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle WebCenter Content. CVSS 3.1 Base Score 9.6 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H).

Executive ViewAI

Why It Matters

Oracle WebCenter Content 14.1.2.0.0 is vulnerable to remote unauthenticated account takeover allowing attackers to fully compromise user accounts and gain unrestricted access to content repositories; no public exploit identified at time of analysis. Organizations deploying this product face immediate risk of data breach, unauthorized access, and operational disruption. With a CVSS score of 9.6 reflecting maximum impact across confidentiality, integrity, and availability, urgent remediation is essential.

Business Impact: Severe
Compensating Controls

Apply vendor patch: Oracle June 2026 Critical Patch Update. Until patching is complete, restrict network access to WebCenter Content 14.1.2.0.0 to essential personnel only, enable comprehensive authentication audit logging, and maintain incident response capability for potential account compromise response.

Threat Intelligence Overview

EPSS Score
0.4%
Top 66% 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 0.4%
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
Scheduled
Exploitation
None
System Exposure· derived
Open
Automatable
No
Human Impact
Very High
Technical Impact
Total

Priority Score

48
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +48
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Cross-Site Request Forgery exploits the automatic credential inclusion behavior of web browsers.

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