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CVE-2025-61757 Oracle CVE debrief

CVE-2025-61757 is a high-priority Oracle Fusion Middleware issue involving missing authentication for a critical function. CISA added it to the Known Exploited Vulnerabilities catalog on 2025-11-21, so organizations should treat it as urgent and validate exposure immediately. The supplied source metadata points to Oracle guidance in the October 2025 critical patch update and to the NVD record for further detail.

Vendor
Oracle
Product
Fusion Middleware
CVSS
Unknown
CISA KEV
Listed
Original CVE published
2025-11-21
Original CVE updated
2025-11-21
Advisory published
2025-11-21
Advisory updated
2025-11-21

Who should care

Oracle Fusion Middleware administrators, IAM and application security teams, vulnerability management teams, and incident responders responsible for internet-facing or business-critical Oracle deployments.

Technical summary

The vulnerability is described as a missing authentication condition affecting a critical function in Oracle Fusion Middleware. In practical terms, a failure to enforce expected authentication checks can allow access to sensitive or privileged functionality without the intended authorization controls. The provided sources do not include a CVSS score or exploit mechanics, but CISA’s KEV inclusion indicates the issue is important enough to require immediate defensive action.

Defensive priority

Critical. KEV listing means this should be prioritized ahead of routine patch work, especially for exposed or business-critical Oracle Fusion Middleware instances.

Recommended defensive actions

  • Review Oracle’s October 2025 security guidance referenced in the source metadata and apply the vendor-recommended mitigations or patches as soon as possible.
  • Inventory Oracle Fusion Middleware deployments and determine which instances are exposed, internet-facing, or support high-value applications.
  • If mitigations are unavailable for a deployment, follow CISA guidance to discontinue use of the product or isolate the affected service until remediation is possible.
  • Validate that authentication controls are enforced on all critical administrative and application functions.
  • Monitor relevant logs and alerts for unexpected access patterns on Oracle Fusion Middleware systems during the remediation window.

Evidence notes

Source metadata identifies the product as Oracle Fusion Middleware and classifies the issue as a missing authentication for a critical function vulnerability. CISA KEV metadata marks the issue as known exploited, with dateAdded 2025-11-21 and dueDate 2025-12-12. The supplied metadata also references Oracle’s CPU October 2025 advisory and the NVD CVE detail page as supporting official sources. No CVSS score was provided in the supplied corpus.

Official resources

CVE published and modified on 2025-11-21. CISA KEV dateAdded is 2025-11-21 with dueDate 2025-12-12. Timing in this debrief is based on the supplied CVE and timeline fields.