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PatchSiren cyber security CVE debrief

CVE-2026-101371 Oracle Corporation CVE debrief

A vulnerability in Oracle REST Data Services (component: Core) allows high privileged attackers with network access via HTTP to potentially update, insert or delete some accessible data as well as read a subset of accessible data. This CVE was published on 2026-10-20T21:20:26.650Z and has not been modified since then. The NVD entry is currently LOW with a CVSS score of 3.1.

Vendor
Oracle Corporation
Product
Oracle REST Data Services
CVSS
LOW 3.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-20
Original CVE updated
2026-10-20
Advisory published
2026-10-20
Advisory updated
2026-10-20

Who should care

Defenders responsible for Oracle REST Data Services instances, especially versions 24.2.0 through 26.1.0, should assess exposure and prioritize verification and potential remediation.

Why it matters

Defenders should prioritize verifying exposure in their inventory of Oracle REST Data Services instances, especially versions 24.2.0 through 26.1.0, and assess the need for compensating controls due to the potential for unauthorized data modifications and breaches.

  • Verification of exposure in Oracle REST Data Services instances is required to prevent potential unauthorized data modifications.
  • Defenders need to assess the need for compensating controls to mitigate potential data breaches.
  • Monitoring for unauthorized updates, inserts, or deletes to Oracle REST Data Services accessible data is necessary.
  • Review and update access controls to restrict high privileged attackers.

Technical summary

The vulnerability in Oracle REST Data Services (component: Core) allows high privileged attackers with network access via HTTP to potentially update, insert or delete some accessible data as well as read a subset of accessible data. The CVSS score is 3.1 with Confidentiality and Integrity impacts. This vulnerability affects Oracle REST Data Services versions 24.2.0-26.1.0. Defenders should prioritize verifying exposure in their inventory and assess the need for compensating controls due to potential unauthorized data modifications and breaches.

Defensive priority

Defenders should prioritize verifying exposure in their inventory of Oracle REST Data Services instances, especially versions 24.2.0 through 26.1.0, and assess the need for compensating controls.

Recommended defensive actions

  • Verify inventory of Oracle REST Data Services instances, especially versions 24.2.0 through 26.1.0
  • Assess the need for compensating controls
  • Monitor for unauthorized updates, inserts, or deletes to Oracle REST Data Services accessible data
  • Review and update access controls to restrict high privileged attackers
  • 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

Evidence notes

The CVE record and source item provide details on the vulnerability in Oracle REST Data Services. The vendor advisory from Oracle Corporation is available for further information. Defenders should verify exposure in their inventory of Oracle REST Data Services instances, especially versions 24.2.0 through 26.1.0. The evidence is limited, and further verification is required to assess the impact.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-101371 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-101371

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

  • CVE-2026-101371 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-101371

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

  • CVE-2026-101371

    Unverified legacy reference

    URL: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/101xxx/CVE-2026-101371.json

    cve_program_cvelist_v5

  • Source reference

    Unverified legacy reference

    URL: https://www.oracle.com/security-alerts/cpuoct2026.html

    Supplemental source - vendor-advisory

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.