CVE-2026-101377 Oracle Corporation CVE debrief

Who should care

Defenders managing Oracle REST Data Services instances, particularly those with high-privileged network access via HTTP, should assess exposure and implement compensating controls.

Why it matters

CVE-2026-101377 is a vulnerability in Oracle REST Data Services that allows a high privileged attacker to potentially cause a partial denial of service (partial DOS). Defenders managing Oracle REST Data Services instances should assess exposure, implement compensating controls, and monitor for potential attacks.

• Potential partial denial of service (partial DOS) in Oracle REST Data Services
• Need to verify exposure in Oracle REST Data Services instances
• Requirement to implement compensating controls for high-privileged network access via HTTP
• Necessity to monitor for potential attacks

Technical summary

A vulnerability in Oracle REST Data Services (component: Database Actions) allows a high privileged attacker with network access via HTTP to compromise Oracle REST Data Services, potentially causing a partial denial of service (partial DOS). The vulnerability affects Oracle REST Data Services versions 24.2.0-26.1.0. Defenders should prioritize verifying exposure in their Oracle REST Data Services instances, particularly those with high-privileged network access via HTTP, and implement compensating controls to limit the attack surface.

Defensive priority

Defenders should prioritize verifying exposure in their Oracle REST Data Services instances, particularly those with high-privileged network access via HTTP.

Recommended defensive actions

• Verify Oracle REST Data Services version is within the affected range (24.2.0-26.1.0) and assess exposure
• Implement compensating controls to limit high-privileged network access via HTTP
• Monitor for potential partial denial of service (partial DOS) attacks
• Review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up
• Plan vendor-supported updates or mitigations through normal change control where exposure is confirmed
• Track exceptions, retest remediated assets, and close the item only after evidence is documented

Evidence notes

The CVE record and Oracle advisory provide details on the vulnerability in Oracle REST Data Services, allowing for partial denial of service (partial DOS). The vulnerability affects Oracle REST Data Services versions 24.2.0-26.1.0. Defenders should verify exposure in their Oracle REST Data Services instances, particularly those with high-privileged network access via HTTP. The source item providing CVE details and the official CVE Program record with source-provided CVE metadata support this assessment.

Sources and 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.