---
id: "CVE-2026-101492"
kind: "vulnerability"
aliases: ["CVE-2026-101492"]
title: "Oracle Siebel CRM Integration: Open Integration flaw exposes some CRM data"
severity: "medium"
cvss: 4.7
epss: null
exploited: false
status: "open"
category: "vendor"
products: []
ecosystems: []
tags: ["crm", "enterprise-integration", "oracle", "siebel-crm", "vendor"]
not_affected_if: ["version-outside-25.12-26.9"]
published_at: "2026-10-20T22:17:58+00:00"
first_seen_at: "2026-10-23T21:57:22+00:00"
updated_at: "2026-10-25T04:35:08+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-101492", "first_seen_at": "2026-10-23T21:57:22+00:00"}]
---

# Oracle Siebel CRM Integration: Open Integration flaw exposes some CRM data

Oracle Siebel CRM Integration's Open Integration component has a flaw in versions 25.12 through 26.9 that an unauthenticated remote attacker can reach over HTTP. A successful attack, which needs a user to take an action, can read and change a subset of CRM data.

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

## How to check

- Confirm the installed Siebel CRM Integration version against Oracle's advisory: unknown from the sources
- Check whether your Siebel deployment is on a version between `25.12` and `26.9`

## Fix

- Apply the Oracle Siebel CRM patch for Open Integration that covers versions beyond `26.9`: the exact patch id is unknown from the sources

## Timeline

- 2026-10-23T21:57:22+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-101492

## From the sources

Vulnerability in the Siebel CRM Integration product of Oracle Siebel CRM (component: Open Integration).  Supported versions that are affected are 25.12-26.9. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel CRM Integration.  Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Siebel CRM Integration, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in  unauthorized update, insert or delete access to some of Siebel CRM Integration accessible data as well as  unauthorized read access to a subset of Siebel CRM Integration accessible data. CVSS 3.1 Base Score 4.7 (Confidentiality and Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/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_