# CVE-2026-70910: Oracle Siebel CRM Integration authentication bypass in REST

Source: https://junglewise.ai/threats/cve-2026-70910-oracle-siebel-crm-integration-authentication-bypass-in-rest  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-08-18. Updated: 2026-09-25  
License: CC BY 4.0 with a link back

CVE-2026-70910 · Severity: high · CVSS 7.5 · Published 2026-08-18

Oracle Siebel CRM Integration is a customer relationship management platform that stores and manages critical business data about customers and transactions. An unauthenticated attacker can exploit a vulnerability in the REST component to gain unauthorized access to sensitive customer data without any authentication or user interaction, potentially exposing confidential business information.

Technologies: [Oracle Siebel CRM](https://junglewise.ai/threats/technologies/siebel-crm), [Oracle Siebel CRM Integration](https://junglewise.ai/threats/technologies/siebel-crm-integration). Vendors: [Oracle](https://junglewise.ai/threats/vendors/oracle).

## Quick answers

**Is CVE-2026-70910 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-70910 being exploited in the wild.

**How severe is CVE-2026-70910?** High severity, with a CVSS score of 7.5, published 18 August 2026.

**Which products and versions are affected?** Oracle Siebel CRM Integration 17.0-26.6.

**Is there a fix for CVE-2026-70910?** 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-2026-70910 attacked?** It is attacked over the network.

**Am I affected by CVE-2026-70910?** Check whether you run Oracle Siebel CRM or Oracle Siebel CRM Integration 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

This vulnerability is an unauthenticated authentication bypass in the REST API component of Oracle Siebel CRM Integration. The vulnerability is easily exploitable, requires only network access via HTTP, and allows an unauthenticated remote attacker to read sensitive data. Versions 17.0 through 26.6 are affected. Successful exploitation grants unauthorized access to critical data or complete read access to all CRM data accessible through the REST interface. The primary impact is confidentiality (unauthorized data access); there is no integrity or availability impact.

## Affected products

- Oracle Siebel CRM Integration 17.0-26.6

## Timeline

- 2026-08-18: disclosed

## References

- [https://www.oracle.com/security-alerts/cspuaug2026.html](https://www.oracle.com/security-alerts/cspuaug2026.html)

## Related threats

- [Oracle Siebel CRM Deployment privilege escalation in Server Infrastructure](https://junglewise.ai/threats/cve-2026-91446-vulnerability-in-the-siebel-crm-deployment-product-of-oracle)
- [Oracle Siebel CRM Financial Accounts unauthorized data access](https://junglewise.ai/threats/cve-2026-91430-vulnerability-in-the-siebel-apps-financial-services-product-of)
- [Oracle Siebel CRM Server Infrastructure privilege escalation](https://junglewise.ai/threats/cve-2026-91423-vulnerability-in-the-siebel-crm-deployment-product-of-oracle)
- [Oracle Siebel CRM Integration cross-site request forgery in Open Integration](https://junglewise.ai/threats/cve-2026-91378-vulnerability-in-the-siebel-crm-integration-product-of-oracle)
- [Oracle Siebel CRM Integration unauthorized data access via HTTP](https://junglewise.ai/threats/cve-2026-91377-vulnerability-in-the-siebel-crm-integration-product-of-oracle)