CVE-2026-62442

Analyzed Analyzed - Analysis Complete

Unauthenticated Access in Siebel CRM Cloud Applications

Publication date: 2026-08-18

Last updated on: 2026-09-01

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 22.3-26.6. Easily exploitable 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. 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 8.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N).

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-08-18

Last Modified

2026-09-01

Generated

2026-09-08

AI Q&A

2026-08-19

EPSS Evaluated

2026-09-07

NVD

CVE-2026-62442

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	siebel_crm	From 22.3 (inc) to 26.6 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-346	The product does not properly verify that the source of data or communication is valid.
CWE-284	The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

Attack-Flow Graph

Executive Summary

This vulnerability affects Oracle Siebel CRM Cloud Applications versions 22.3 to 26.6. It allows an unauthenticated attacker with access to the physical network segment where the application runs to exploit it. Successful exploitation can lead to unauthorized creation, deletion, or modification of critical data, as well as unauthorized access to all accessible data in the application.

Detection Guidance

Detection requires monitoring network traffic for unauthorized access attempts to Siebel CRM Cloud Applications. Check for unusual data modification or deletion activities in the application logs. Verify if any unauthenticated users have accessed the physical communication segment connected to the Siebel CRM Cloud Applications server.

Impact Analysis

If you use Oracle Siebel CRM Cloud Applications in the affected versions, an attacker could gain unauthorized access to sensitive data, modify or delete critical information, or steal confidential data. This could lead to data breaches, financial loss, reputational damage, or operational disruptions.

Compliance Impact

This vulnerability could lead to unauthorized access or modification of personal or health data, violating GDPR and HIPAA requirements. Organizations may face legal penalties, loss of compliance certifications, and increased scrutiny from regulators due to potential data breaches.

Mitigation Strategies

Isolate the affected Siebel CRM Cloud Applications server from untrusted networks. Apply Oracle's security patches immediately. Restrict physical access to the server's communication segment. Monitor critical data for unauthorized changes and review user access logs for anomalies.

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