CVE-2026-83326

Deferred Deferred - Pending Action

Siebel CRM Integration Unauthorized Data Access Vulnerability

Publication date: 2026-09-15

Last updated on: 2026-09-21

Assigner: Oracle

Description

Vulnerability in the Siebel CRM Integration product of Oracle Siebel CRM (component: Open Integration). Supported versions that are affected are 25.12-26.7. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel CRM Integration. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Siebel CRM Integration accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).

CVSS Scores

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Meta Information

Published

2026-09-15

Last Modified

2026-09-21

Generated

2026-10-06

AI Q&A

2026-09-16

EPSS Evaluated

2026-10-04

NVD

CVE-2026-83326

EUVD

EUVD-2026-79679

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	siebel_crm_integration	From 25.12 (inc) to 26.7 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-200	The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

Attack-Flow Graph

Executive Summary

This vulnerability affects Oracle Siebel CRM Integration versions 25.12 to 26.7. It allows an unauthenticated attacker with network access via HTTP to exploit a flaw in the Open Integration component. Successful exploitation can lead to unauthorized access to critical data or full access to all accessible data within the Siebel CRM Integration system.

Impact Analysis

An attacker could gain access to sensitive data stored in the Siebel CRM Integration system, potentially exposing confidential information. This could lead to data breaches, loss of customer trust, and financial or reputational damage depending on the nature of the compromised data.

Compliance Impact

This vulnerability could lead to non-compliance with regulations like GDPR or HIPAA, as unauthorized access to personal or health data may occur. Organizations may face legal penalties, fines, or mandatory breach notifications if such data is compromised due to this vulnerability.

Mitigation Strategies

Apply the latest security patches from Oracle for Siebel CRM Integration versions 25.12-26.7. Restrict network access to HTTP ports used by Siebel CRM Integration. Monitor network traffic for unauthorized access attempts to critical data.

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