CVE-2026-101359 Oracle Corporation CVE debrief

Who should care

Defenders responsible for Oracle REST Data Services instances, especially those with unauthenticated network access via HTTP, should assess potential exposure and data integrity impacts. Defenders should prioritize verifying exposure of Oracle REST Data Services instances, especially those with unauthenticated network access via HTTP, and assess potential data integrity impacts.

Why it matters

CVE-2026-101359 is a medium-severity vulnerability in Oracle REST Data Services that allows unauthenticated attackers to compromise data integrity. Defenders should prioritize verifying exposure and assessing potential impacts.

• Potential unauthorized data updates or modifications
• Risk of data integrity compromise
• Need for verification of instance exposure and remediation

Technical summary

CVE-2026-101359 is a vulnerability in Oracle REST Data Services, affecting versions 24.2.0-26.1.0. An unauthenticated attacker with network access via HTTP can exploit this vulnerability to compromise Oracle REST Data Services, resulting in unauthorized update, insert, or delete access to some accessible data. This vulnerability has a CVSS score of 5.3 and a CVSS vector of (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N). Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle REST Data Services accessible data.

Defensive priority

Defenders should prioritize verifying exposure of Oracle REST Data Services instances, especially those with unauthenticated network access via HTTP, and assess potential data integrity impacts.

Recommended defensive actions

• Verify exposure of Oracle REST Data Services instances, especially those with unauthenticated network access via HTTP
• Assess potential data integrity impacts and prioritize remediation
• Monitor for unauthorized updates, inserts, or deletes to Oracle REST Data Services accessible data
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up
• Review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance
• Plan vendor-supported updates or mitigations through normal change control where exposure is confirmed
• Check relevant monitoring, detection, and logs for exposed assets that need extra review

Evidence notes

The CVE record and source item provide details on the vulnerability in Oracle REST Data Services, including affected versions and CVSS score. The source item provides CVE details. Official CVE Program record with source-provided CVE metadata. Official NIST NVD detail page and source-specific vulnerability assessment. Vendor advisory providing additional information.

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.