---
id: "CVE-2026-101462"
kind: "vulnerability"
aliases: ["CVE-2026-101462"]
title: "Oracle Siebel CRM Deployment: low-privilege logon exposes critical data"
severity: "medium"
cvss: 5.5
epss: null
exploited: false
status: "open"
category: "vendor"
products: []
ecosystems: []
tags: ["oracle", "self-hosted", "siebel-crm", "vendor"]
not_affected_if: ["versions-outside-17.0-26.9"]
published_at: "2026-10-20T22:17:55+00:00"
first_seen_at: "2026-10-23T21:57:21+00:00"
updated_at: "2026-10-25T04:12:24+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-101462", "first_seen_at": "2026-10-23T21:57:21+00:00"}]
---

# Oracle Siebel CRM Deployment: low-privilege logon exposes critical data

Oracle Siebel CRM Deployment has a flaw in its Server Infrastructure component that lets a low-privileged user who can log on to the host reach data they should not see. A successful attack gives access to critical data or all data the Siebel CRM Deployment can reach.

_Summary, check and fix written by a model from the sources; labelled as such._

## How to check

- Check the installed Siebel CRM Deployment version against the affected range 17.0-26.9 in the Oracle advisory
- unknown for further commands; the sources do not say

## Fix

- Move Siebel CRM Deployment to a version Oracle lists as fixed; the fixed version is unknown from the sources
- Check the Oracle Critical Patch Update advisory for the patch set covering CVE-2026-101462

## Timeline

- 2026-10-23T21:57:21+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-101462

## From the sources

Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Server Infrastructure).  Supported versions that are affected are 17.0-26.9. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where 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. CVSS 3.1 Base Score 5.5 (Confidentiality impacts).  CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N).

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_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_