CVE-2026-70951: High severity Oracle Oracle Siebel CRM End User vulnerability

Published Aug 18, 2026
·
Updated

Vulnerability in the Siebel CRM End User product of Oracle Siebel CRM (component: Document Management). Supported versions that are affected are 17.0-26.6. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Siebel CRM End User. Successful attacks of this vulnerability can result in takeover of Siebel CRM End User. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).

Affected Software

2 affected components
Oracle Oracle Siebel CRM End User>=17.0<=26.6
Oracle Siebel CRM>=17.0<=26.6

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Compensating control

    Restrict network access to the Siebel CRM End User HTTP endpoint (Document Management) so only trusted clients can reach it, to mitigate exploitation by low-privileged remote attackers.

Event History

Aug 18, 2026
CVE Published
via MITRE·09:02 PM
Data Sourced
via MITRE·09:02 PM
DescriptionSeverity
Data Sourced
via NVD·09:17 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

Who can exploit this vulnerability?

An attacker needs network access to the affected Siebel CRM End User instance over HTTP and must have low-level privileges. No user interaction is required, and exploitation is rated low complexity.

2

Which deployments are affected?

The affected component is Document Management in Oracle Siebel CRM End User. Supported affected versions are 17.0 through 26.6.

3

What is the potential impact of successful exploitation?

Successful exploitation can result in takeover of Siebel CRM End User. Confidentiality, integrity, and availability are all rated as having high impact.

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