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PatchSiren cyber security CVE debrief

CVE-2026-46797 Oracle Corporation CVE debrief

A critical vulnerability was discovered in Oracle WebCenter Sites, a product of Oracle Fusion Middleware. The vulnerability, tracked as CVE-2026-46797, has a CVSS score of 9.8, indicating a high severity level. It affects versions 12.2.1.4.0 and 14.1.2.0.0 of Oracle WebCenter Sites. The vulnerability allows unauthenticated attackers with network access via HTTP to compromise the site, potentially leading to a complete takeover.

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

Who should care

Organizations using Oracle WebCenter Sites versions 12.2.1.4.0 and 14.1.2.0.0 should prioritize patching this vulnerability to prevent potential exploitation. The vulnerability's high CVSS score and the potential for unauthenticated attackers to compromise the site make it a critical concern for security teams.

Technical summary

The vulnerability in Oracle WebCenter Sites is caused by a weakness in the WebCenter Sites component. It has been assigned a CVSS score of 9.8, indicating a critical severity level. The CVSS vector is CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H, indicating that the vulnerability allows unauthenticated attackers with network access via HTTP to compromise the site, potentially leading to a complete takeover.

Defensive priority

High

Recommended defensive actions

  • Apply the patch provided by Oracle Corporation as soon as possible
  • Review and update inventory to ensure all affected versions are identified and patched
  • Implement compensating controls, such as monitoring and exception tracking, to detect potential exploitation attempts
  • Verify that network access controls are in place to limit access to Oracle WebCenter Sites
  • Consider implementing additional security measures, such as multi-factor authentication, to enhance site security

Evidence notes

The CVE record was published on 2026-06-17T10:53:57.313Z and has not been modified since then. The NVD entry is currently Analyzed. The vulnerability is described as easily exploitable, allowing unauthenticated attackers with network access via HTTP to compromise Oracle WebCenter Sites.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-46797 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-46797

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

  • CVE-2026-46797 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-46797

    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.