---
id: "CVE-2026-101464"
kind: "vulnerability"
aliases: ["CVE-2026-101464"]
title: "Oracle Siebel CRM Deployment: local low-privilege users can read and change data"
severity: "high"
cvss: 7.1
epss: null
exploited: false
status: "open"
category: "vendor"
products: []
ecosystems: []
tags: ["crm", "on-prem", "oracle", "self-hosted", "siebel", "vendor"]
not_affected_if: ["managed-hosting", "no-local-logon"]
published_at: "2026-10-20T22:17:55+00:00"
first_seen_at: "2026-10-23T21:57:21+00:00"
updated_at: "2026-10-25T03:34:32+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-101464", "first_seen_at": "2026-10-23T21:57:21+00:00"}]
---

# Oracle Siebel CRM Deployment: local low-privilege users can read and change 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 compromise the product. A successful attack can create, change or delete critical data and read all data the deployment can access.

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

## How to check

- Confirm whether Siebel CRM Deployment is installed on the host and which version runs there, against the affected range 17.0-26.9 in the Oracle advisory.
- unknown for exact version commands, as the sources do not say.

## Fix

- Apply the Oracle Siebel CRM Critical Patch Update for Siebel CRM Deployment; the fixed version is unknown from the sources.
- Check the Oracle Critical Patch Update advisory for the patched release.

## Timeline

- 2026-10-23T21:57:21+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-101464

## 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 creation, deletion or modification access to critical data or all Siebel CRM Deployment accessible data as well as  unauthorized access to critical data or complete access to all Siebel CRM Deployment accessible data. CVSS 3.1 Base Score 7.1 (Confidentiality and Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/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_