CVE-2026-101438

Received Received - Intake

Unauthenticated Data Access in Siebel CRM Cloud Applications

Publication date: 2026-10-20

Last updated on: 2026-10-20

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 unauthenticated attacker with access to the physical communication segment attached to the hardware where the Siebel CRM Cloud Applications executes to compromise Siebel CRM Cloud Applications. While the vulnerability is in Siebel CRM Cloud Applications, 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 CRM Cloud Applications accessible data as well as unauthorized access to critical data or complete access to all Siebel CRM Cloud Applications accessible data. CVSS 3.1 Base Score 8.0 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N).

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-10-20

Last Modified

2026-10-20

Generated

2026-10-21

AI Q&A

2026-10-21

EPSS Evaluated

N/A

NVD

CVE-2026-101438

Affected Vendors & Products

Vendor	Product	Version / Range
Oracle	Corporation	Siebel CRM Cloud Applications 22.3

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-UNKNOWN

Attack-Flow Graph

Executive Summary

This vulnerability affects Oracle Siebel CRM Cloud Applications versions 22.3 to 26.9. It allows an unauthenticated attacker with access to the physical network segment where the application runs to compromise the system. The flaw enables unauthorized creation, deletion, or modification of critical data, as well as unauthorized access to all accessible data in the application.

Impact Analysis

If exploited, this vulnerability could allow attackers to gain full access to sensitive data stored in Siebel CRM Cloud Applications. This includes unauthorized modifications or deletions of critical records, leading to data breaches, loss of data integrity, and potential exposure of confidential information.

Compliance Impact

This vulnerability poses significant risks to compliance with GDPR, HIPAA, and other data protection regulations. Unauthorized access or modification of sensitive data could result in violations of these standards, leading to legal penalties, reputational damage, and loss of customer trust.

Mitigation Strategies

Isolate the affected Siebel CRM Cloud Applications system from untrusted networks. Apply Oracle's official patches or updates for versions 22.3-26.9 as soon as available. Restrict physical and network access to the hardware hosting the application to trusted users only.

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