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Oracle WebCenter Content CVE-2026-35323

| EUVD-2026-37449 CRITICAL
Improper Access Control (CWE-284)
2026-06-16 oracle
9.9
CVSS 3.1 · Vendor: oracle
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Severity by source

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

Oracle describes easily exploitable HTTP access by a low-privileged user with no interaction, scope change to other Fusion Middleware products, and full takeover impact.

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

Primary rating from Vendor (oracle).

CVSS VectorVendor: oracle

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

Lifecycle Timeline

1
Analysis Generated
Jun 16, 2026 - 23:15 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 low privileged attacker with network access via HTTP to compromise Oracle WebCenter Content. 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 9.9 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H).

AnalysisAI

Takeover of Oracle WebCenter Content 12.2.1.4.0 and 14.1.2.0.0 is possible by a low-privileged attacker sending HTTP requests to the Content Server component, with a scope change that can significantly impact additional products. Oracle rates this 9.9 CVSS and describes it as easily exploitable, 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 Content HTTP endpoint
Delivery
Authenticate with low-privileged account
Exploit
Send crafted Content Server request
Execution
Trigger scope-changing flaw
Persist
Take over WebCenter Content instance
Impact
Pivot to integrated Fusion Middleware products

Vulnerability AssessmentAI

Exploitation Attacker must have network access to the Oracle WebCenter Content Server HTTP(S) interface and valid credentials for any low-privileged WebCenter Content account (CVSS PR:L), with no user interaction required (UI:N) and low attack complexity (AC:L) against the default configuration of supported versions 12.2.1.4.0 and 14.1.2.0.0. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS:3.1 vector AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H and 9.9 base score are the strongest available signals: remote over HTTP, low complexity, only a low-privileged account required, no user interaction, scope change and full confidentiality/integrity/availability impact - Oracle itself labels it 'easily exploitable'. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker who has obtained or registered any low-privileged Oracle WebCenter Content account - for example via a self-service portal, a reused integration credential, or a phished employee - sends a crafted HTTP request to the Content Server endpoint and triggers the flaw without user interaction. Because the scope changes, the resulting code/data-access primitive lets them take over the WebCenter Content instance and pivot into integrated Fusion Middleware components (such as identity stores or downstream document consumers), exfiltrating sensitive content and planting backdoors; no public exploit identified at time of analysis, so initial waves are likely to be targeted rather than mass-scanned.
Remediation Patch available per vendor advisory: apply the Oracle Critical Patch Update for June 2026 (https://www.oracle.com/security-alerts/cspujun2026.html) to Oracle WebCenter Content 12.2.1.4.0 and 14.1.2.0.0 using the WebCenter Content patch set identified in the CPU matrix, following Oracle's documented Fusion Middleware patching procedure and restarting the Content Server managed servers. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: Inventory all Oracle WebCenter Content 12.2.1.4.0 and 14.1.2.0.0 instances in your environment; restrict HTTP access to the Content Server component to essential users only and disable external access where possible. …

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CVE-2026-35323 vulnerability details – vuln.today

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