CVE-2026-70859

Analyzed Analyzed - Analysis Complete

Siebel CRM Integration Remote Code Execution

Publication date: 2026-08-18

Last updated on: 2026-08-21

Assigner: Oracle

Description

Vulnerability in the Siebel CRM Integration product of Oracle Siebel CRM (component: REST). Supported versions that are affected are 17.0-26.6. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise Siebel CRM Integration. While the vulnerability is in Siebel CRM Integration, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Siebel CRM Integration. CVSS 3.1 Base Score 8.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H).

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-08-18

Last Modified

2026-08-21

Generated

2026-09-08

AI Q&A

2026-08-19

EPSS Evaluated

2026-09-07

NVD

CVE-2026-70859

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	siebel_crm	From 17.0 (inc) to 26.6 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-284	The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

Attack-Flow Graph

Executive Summary

This is a vulnerability in Oracle Siebel CRM Integration's REST component affecting versions 17.0 to 26.6. It allows a low-privileged attacker with network access via HTTP to potentially take over the Siebel CRM Integration system. The attack may also impact other connected products due to scope change.

Detection Guidance

Detection requires monitoring network traffic for unusual HTTP requests targeting the Siebel CRM Integration component. Check for excessive privilege escalation attempts or unauthorized access patterns. Review logs for anomalies in REST API interactions with the affected product versions 17.0-26.6.

Impact Analysis

An attacker could exploit this to gain full control over the Siebel CRM Integration system, leading to unauthorized access, data breaches, or disruption of services. The high CVSS score indicates significant confidentiality, integrity, and availability impacts.

Compliance Impact

This vulnerability could lead to unauthorized access or data breaches, which may violate GDPR (data protection) or HIPAA (health data privacy) requirements. Organizations using affected versions must address this to maintain compliance.

Mitigation Strategies

Apply the latest security patches from Oracle for Siebel CRM Integration versions 17.0-26.6. Restrict network access to the REST component via HTTP and implement strong authentication controls. Monitor for unusual activity in the Siebel CRM Integration system.

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