# CVE-2026-101361: Oracle REST Data Services data tampering vulnerability

Source: https://junglewise.ai/threats/cve-2026-101361-vulnerability-in-oracle-rest-data-services-component-core  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-20. Updated: 2026-10-20  
License: CC BY 4.0 with a link back

CVE-2026-101361 · Severity: medium · CVSS 4.2 · Published 2026-10-20

Oracle REST Data Services is a data integration platform that exposes enterprise databases and services over HTTP APIs. This vulnerability allows attackers with low-level credentials and network access to read, modify, or delete sensitive data that the REST service handles. The impact includes unauthorized access to confidential information and modification of critical business data.

Technologies: [Oracle REST Data Services](https://junglewise.ai/threats/technologies/rest-data-services). Vendors: [Oracle](https://junglewise.ai/threats/vendors/oracle).

## Quick answers

**Is CVE-2026-101361 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-101361 being exploited in the wild.

**How severe is CVE-2026-101361?** Medium severity, with a CVSS score of 4.2, published 20 October 2026.

**Which products and versions are affected?** Oracle REST Data Services 24.2.0-26.1.0.

**Is there a fix for CVE-2026-101361?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-101361 attacked?** It is attacked over the network.

**Am I affected by CVE-2026-101361?** Check whether you run Oracle REST Data Services at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

The Core component of Oracle REST Data Services versions 24.2.0 through 26.1.0 contains a vulnerability that allows authenticated attackers with low privileges to access and modify data via HTTP requests. The difficulty of exploitation is rated as high, suggesting complex preconditions or exploitation steps are required. Successful attacks result in unauthorized read and write access to REST Data Services data without affecting availability.

## Affected products

- Oracle REST Data Services 24.2.0-26.1.0

## Timeline

- 2026-10-20: advisory

## References

- [https://www.oracle.com/security-alerts/cpuoct2026.html](https://www.oracle.com/security-alerts/cpuoct2026.html)

## Related threats

- [Oracle REST Data Services remote code execution](https://junglewise.ai/threats/cve-2026-91610-vulnerability-in-oracle-rest-data-services-component-general)
- [Oracle REST Data Services authentication bypass in GraphQL](https://junglewise.ai/threats/cve-2026-91609-vulnerability-in-oracle-rest-data-services-component-graph-ql)
- [Oracle REST Data Services authentication bypass in Core](https://junglewise.ai/threats/cve-2026-101494-vulnerability-in-oracle-rest-data-services-component-core)
- [Oracle REST Data Services unauthorized data access in Core](https://junglewise.ai/threats/cve-2026-101493-vulnerability-in-oracle-rest-data-services-component-core)
- [Oracle REST Data Services data access bypass in Core](https://junglewise.ai/threats/cve-2026-101386-vulnerability-in-oracle-rest-data-services-component-core)