Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Server Infrastructure). Supported versions that are affected are 17.0-25.2. Easily exploitable vulnerability allows unauthenticated attacker with network access via TLS to compromise Siebel CRM Deployment. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Siebel CRM Deployment. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).

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Siebel Customer Relationship Management Deployment Subscribe
Advisories

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Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Thu, 29 Jan 2026 21:30:00 +0000

Type Values Removed Values Added
First Time appeared Oracle siebel Customer Relationship Management Deployment
Weaknesses NVD-CWE-noinfo
CPEs cpe:2.3:a:oracle:siebel_customer_relationship_management_deployment:*:*:*:*:*:*:*:*
Vendors & Products Oracle siebel Customer Relationship Management Deployment

Wed, 21 Jan 2026 21:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 20 Jan 2026 22:15:00 +0000

Type Values Removed Values Added
Description Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Server Infrastructure). Supported versions that are affected are 17.0-25.2. Easily exploitable vulnerability allows unauthenticated attacker with network access via TLS to compromise Siebel CRM Deployment. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Siebel CRM Deployment. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).
First Time appeared Oracle
Oracle siebel Crm Deployment
CPEs cpe:2.3:a:oracle:siebel_crm_deployment:*:*:*:*:*:*:*:*
Vendors & Products Oracle
Oracle siebel Crm Deployment
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: oracle

Published:

Updated: 2026-01-21T20:51:46.300Z

Reserved: 2026-01-05T18:07:34.708Z

Link: CVE-2026-21926

cve-icon Vulnrichment

Updated: 2026-01-21T20:51:39.118Z

cve-icon NVD

Status : Analyzed

Published: 2026-01-20T22:15:55.050

Modified: 2026-01-29T21:22:10.120

Link: CVE-2026-21926

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses