CVE-2026-91368

Analyzed Analyzed - Analysis Complete

Privilege Escalation in Siebel CRM Cloud Applications

Publication date: 2026-10-20

Last updated on: 2026-11-04

Assigner: Oracle

Description

Vulnerability in the Siebel CRM Cloud Applications product of Oracle Siebel CRM (component: Siebel Cloud Manager). Supported versions that are affected are 22.3-26.9. Difficult to exploit vulnerability allows high privileged attacker with logon to the infrastructure where Siebel CRM Cloud Applications executes to compromise Siebel CRM Cloud Applications. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Siebel CRM Cloud Applications accessible data. CVSS 3.1 Base Score 4.1 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N).

CVSS Scores

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Meta Information

Published

2026-10-20

Last Modified

2026-11-04

Generated

2026-11-10

AI Q&A

2026-10-21

EPSS Evaluated

2026-11-08

NVD

CVE-2026-91368

EUVD

EUVD-2026-106622

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	siebel_crm	From 22.3 (inc) to 26.9 (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 Cloud Applications (versions 22.3-26.9) where a high-privileged attacker with local system access can exploit it to gain unauthorized access to sensitive data or full access to all application data. The attack requires logon to the infrastructure hosting the application.

Detection Guidance

Detection of this vulnerability requires identifying unauthorized access or suspicious activity in Siebel CRM Cloud Applications. Monitor logs for unusual logins, data access, or privilege escalation attempts. Check for unpatched versions of Siebel CRM Cloud Applications (22.3-26.9). Use Oracle's official tools or scripts to scan for misconfigurations or unauthorized changes in the infrastructure where Siebel CRM executes.

Impact Analysis

If exploited, this vulnerability could allow an attacker to access critical or sensitive data stored in Siebel CRM Cloud Applications. This may lead to data breaches, unauthorized disclosure of information, or further compromise of systems depending on the data accessed.

Compliance Impact

This vulnerability could lead to non-compliance with data protection regulations like GDPR or HIPAA if it results in unauthorized access to personal or protected health information. Organizations may face legal penalties, fines, or reputational damage due to data breaches.

Mitigation Strategies

Apply the latest Oracle Siebel CRM Cloud Applications patches or updates provided by Oracle to address the vulnerability in the Siebel Cloud Manager component.

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