---
id: CVE-2026-83155
title: >-
  Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM
  (component: Server Infrastructure)
summary: >-
  Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM
  (component: Server Infrastructure).  Supported versions that are affected are
  17.0-26.7. Easily exploitable vulnerability allows low privileged attacker
  with access …
severity: high
cvss: 7.3
cvssVector: 'CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H'
cwe:
  - CWE-284
vendor: Oracle Corporation
product: Siebel CRM Deployment
affected:
  - siebel_crm_deployment >= 17.0 <= 26.7
published: '2026-09-15'
updated: '2026-09-17'
sourceUpdated: '2026-09-17T16:18:05.570'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-83155'
references:
  - url: 'https://www.oracle.com/security-alerts/cspusep2026.html'
    label: secalert_us@oracle.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-17T14:22:50.092263Z'
epss: 0.00161
epssPercentile: 0.05728
ingestedAt: '2026-09-15T20:44:02.471Z'
---

## Overview

Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Server Infrastructure).  Supported versions that are affected are 17.0-26.7. Easily exploitable vulnerability allows low privileged attacker with access to the physical communication segment attached to the hardware where the Siebel CRM Deployment executes to compromise Siebel CRM Deployment.  Successful attacks of this vulnerability can result in  unauthorized access to critical data or complete access to all Siebel CRM Deployment accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Siebel CRM Deployment. CVSS 3.1 Base Score 7.3 (Confidentiality and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H).

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.