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Webcenter PortalApplication · Oracle

CVE-2026-46767

CRITICAL · 9.9 CVSS v3.1 Published 2026-06-17
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
100/100
Remediation priority · Urgent
Remotely reachable Zero-click

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Composer). 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 Portal. While the vulnerability is in Oracle WebCenter Portal, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle WebCenter Portal. 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).

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · high confidence

Critical vulnerability in Oracle WebCenter Portal's Composer component allows authenticated low-privilege attackers with network access to completely compromise the portal via HTTP, achieving full confidentiality, integrity, and availability takeover. The vulnerability affects versions 12.2.1.4.0 and 14.1.2.0.0 and features a scope change allowing impact to additional products.

MitigationApply Oracle's official security patch for this CVE immediately upon release. Until patches are available, restrict network access to WebCenter Portal's Composer functionality and implement additional authentication controls for low-privileged users.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
Webcenter PortalApplication
Affected:= 12.2.1.4.0= 14.1.2.0.0

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Identify Oracle WebCenter Portal installed version
    Query the WebCenter Portal deployment or check the version information in the Oracle Fusion Middleware inventory. Common methods include checking the deployment descriptor, Oracle Enterprise Manager, or running the version query utility for Oracle WebCenter Portal installations.
    Affected if The installed version matches exactly 12.2.1.4.0 or 14.1.2.0.0
  2. Verify Composer component is enabled
    Check the WebCenter Portal configuration to determine if the Composer component is activated. This is typically managed through the WebCenter Portal administration console or by examining the component enablement status in the portal's underlying configuration files.
    Affected if Composer is enabled and accessible in the portal deployment
  3. Confirm network accessibility of Composer endpoint
    Determine if the Composer component is exposed over HTTP/HTTPS network access. Check network listeners, load balancer configurations, or firewall rules that permit external access to the Composer URLs.
    Affected if The Composer component is reachable via network access over HTTP from an untrusted network

A user is affected if their Oracle WebCenter Portal installation is version 12.2.1.4.0 or 14.1.2.0.0, the Composer component is enabled, and the Composer endpoint is accessible over the network via HTTP.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

From vendor data
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Apply Oracle's official security patch for this CVE immediately upon release. Until patches are available, restrict network access to WebCenter Portal's Composer functionality and implement additional authentication controls for low-privileged users.

Fix this in Webcenter Portal Scoped from the published advisory
  • Consultation6.0 h
  • Implementation12.0 h
  • Testing10.0 h
  • Review / QA4.0 h
32.0 hours of engineering $5,580
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An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $8,928.

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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2026-46767 in production — separate from our analysis above.

No notes yet

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data