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PatchSiren cyber security CVE debrief

CVE-2026-46766 Oracle Corporation CVE debrief

A critical vulnerability was discovered in Oracle WebCenter Content, a product of Oracle Fusion Middleware. The vulnerability affects versions 12.2.1.4.0 and 14.1.2.0.0. It allows unauthenticated attackers with network access via HTTP to compromise Oracle WebCenter Content, potentially leading to a takeover of the system. The CVSS 3.1 Base Score is 9.8, indicating a high impact on confidentiality, integrity, and availability. This vulnerability is located in the Content Server component and has a high severity based on its CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Vendor
Oracle Corporation
Product
Oracle WebCenter Content
CVSS
CRITICAL 9.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-17
Original CVE updated
2026-06-19
Advisory published
2026-06-17
Advisory updated
2026-06-19

Who should care

Organizations using Oracle WebCenter Content versions 12.2.1.4.0 and 14.1.2.0.0 should prioritize patching this vulnerability to prevent potential system compromise. This is a critical vulnerability with a CVSS 3.1 Base Score of 9.8, indicating a high impact on confidentiality, integrity, and availability.

Technical summary

The vulnerability is located in the Content Server component of Oracle WebCenter Content, affecting versions 12.2.1.4.0 and 14.1.2.0.0. It has a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H, indicating a high severity. The vulnerability can be exploited easily by unauthenticated attackers with network access via HTTP, potentially leading to a takeover of Oracle WebCenter Content. Organizations should verify their deployments and apply patches promptly to mitigate this critical vulnerability with a CVSS 3.1 Base Score of 9.8, indicating a high impact on confidentiality, integrity, and availability. Further verification of system configurations and implementation of additional security controls are recommended.

Defensive priority

High

Recommended defensive actions

  • Apply the security patch provided by Oracle Corporation
  • Restrict access to Oracle WebCenter Content to trusted networks
  • Monitor for suspicious activity on the system
  • Consider implementing additional security controls, such as Web Application Firewalls
  • Review compensating controls for exposed systems while remediation is scheduled and verified
  • Track exceptions, retest remediated assets, and close the item only after evidence is documented
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE record was published on 2026-06-17T10:53:54.097Z and last modified on 2026-06-19T06:17:07.620Z. The NVD entry is currently Analyzed. This information is based on the provided source corpus and may not reflect the full scope of the vulnerability. Further verification is recommended.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-46766 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-46766

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-46766 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-46766

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.