CVE-2026-83145

Received Received - Intake

Cross-Site Request Forgery in Siebel Apps - Customer Order Management

Publication date: 2026-09-15

Last updated on: 2026-09-18

Assigner: Oracle

Description

Vulnerability in the Siebel Apps - Customer Order Management product of Oracle Siebel CRM (component: Order Management). Supported versions that are affected are 17.0-26.7. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Siebel Apps - Customer Order Management. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Siebel Apps - Customer Order Management, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Siebel Apps - Customer Order Management accessible data as well as unauthorized access to critical data or complete access to all Siebel Apps - Customer Order Management accessible data. CVSS 3.1 Base Score 8.7 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N).

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-09-15

Last Modified

2026-09-18

Generated

2026-10-06

AI Q&A

2026-09-16

EPSS Evaluated

2026-10-04

NVD

CVE-2026-83145

EUVD

EUVD-2026-79472

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	siebel_crm	From 17.0 (inc) to 26.7 (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's Customer Order Management product affecting versions 17.0 to 26.7. It allows a low-privileged attacker with network access via HTTP to exploit it. The attack requires human interaction from someone other than the attacker and can impact additional products.

Detection Guidance

This vulnerability affects Oracle Siebel CRM's Customer Order Management component. Detection requires checking for unauthorized data access or modifications in Siebel Apps. Monitor HTTP traffic for suspicious interactions targeting the Order Management module. Review logs for unusual activity from low-privileged users. Ensure all Siebel components are updated to versions 17.0-26.7 or later to mitigate risks.

Impact Analysis

Successful exploitation can lead to unauthorized creation, deletion, or modification of critical data within Siebel Apps. It may also grant unauthorized access to all accessible data in the system, compromising confidentiality and integrity.

Compliance Impact

This vulnerability allows unauthorized creation, deletion, or modification of critical data, as well as unauthorized access to all accessible data in the affected Siebel Apps. Such breaches could lead to violations of GDPR (data integrity and confidentiality) and HIPAA (protected health information exposure), potentially resulting in legal penalties and reputational damage.

Mitigation Strategies

Apply the latest Oracle Critical Patch Update (CPU) for Siebel Apps - Customer Order Management version 17.0-26.7. Restrict network access to HTTP ports used by the vulnerable component. Monitor for unauthorized data modifications or access attempts in the Order Management module.

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