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CVE-2026-61177 Oracle Corporation CVE debrief

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-08-18T21:16:54.537Z and has not been modified since then. The CVE-2026-61177 vulnerability affects Oracle WebCenter Portal, a component of Oracle Fusion Middleware, specifically impacting versions 12.2.1.4.0 and 14.1.2.0.0. This vulnerability is exploitable by low-privileged attackers with network access via HTTP, potentially leading to unauthorized creation, deletion, or modification of critical data. The vulnerability has a CVSS score of 8.1, indicating high severity, with impacts on both confidentiality and integrity. Organizations using the affected versions of Oracle WebCenter Portal should prioritize patching this vulnerability to mitigate potential risks. Security teams, vulnerability management teams, and IT administrators responsible for WebCenter Portal deployments should be aware of the potential risks and take immediate action to mitigate the vulnerability.

Vendor
Oracle Corporation
Product
Oracle WebCenter Portal
CVSS
HIGH 8.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-08-18
Original CVE updated
2026-08-24
Advisory published
2026-08-18
Advisory updated
2026-08-24

Who should care

Organizations using Oracle WebCenter Portal versions 12.2.1.4.0 and 14.1.2.0.0 should prioritize patching this vulnerability. Security teams, vulnerability management teams, and IT administrators responsible for WebCenter Portal deployments should be aware of the potential risks and take immediate action to mitigate the vulnerability. Additionally, operators and platform administrators should review the affected systems and ensure proper configurations and patching.

Technical summary

CVE-2026-61177 is a vulnerability in Oracle WebCenter Portal that allows low-privileged attackers with network access via HTTP to compromise the system, potentially leading to unauthorized creation, deletion, or modification of critical data. The vulnerability has a CVSS score of 8.1, indicating high severity. It affects Oracle WebCenter Portal versions 12.2.1.4.0 and 14.1.2.0.0. Successful attacks can result in unauthorized access to critical data or complete access to all Oracle WebCenter Portal accessible data.

Defensive priority

Oracle WebCenter Portal vulnerability allows low-privileged attackers to compromise data integrity and confidentiality.

Recommended defensive actions

  • Review and apply Oracle's security patches for WebCenter Portal
  • Restrict network access to WebCenter Portal
  • Monitor WebCenter Portal for suspicious activity
  • Verify WebCenter Portal versions and configurations
  • Conduct a thorough review of WebCenter Portal deployments to identify potential exposure
  • Implement compensating controls, such as Web Application Firewalls (WAFs), to detect and prevent attacks
  • Track and monitor WebCenter Portal systems for signs of compromise or suspicious activity

Evidence notes

The CVE-2026-61177 vulnerability affects Oracle WebCenter Portal versions 12.2.1.4.0 and 14.1.2.0.0, with a CVSS score of 8.1. This vulnerability allows low-privileged attackers with network access via HTTP to compromise the system. Evidence of exploitation is limited, and defenders should verify the presence of affected systems, review network logs for suspicious activity, and ensure proper patching and configuration.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-61177 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-61177

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

  • CVE-2026-61177 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-61177

    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.