---
id: "CVE-2026-101439"
kind: "vulnerability"
aliases: ["CVE-2026-101439"]
title: "Oracle Siebel CRM Cloud: unauthenticated LDAP access exposes CRM data"
severity: "medium"
cvss: 5.9
epss: null
exploited: false
status: "open"
category: "vendor"
products: []
ecosystems: []
tags: ["ldap", "oracle", "siebel-crm", "vendor"]
not_affected_if: ["not-siebel-crm-cloud"]
published_at: "2026-10-20T22:17:52+00:00"
first_seen_at: "2026-10-23T21:57:21+00:00"
updated_at: "2026-10-25T04:08:36+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-101439", "first_seen_at": "2026-10-23T21:57:21+00:00"}]
---

# Oracle Siebel CRM Cloud: unauthenticated LDAP access exposes CRM data

A flaw in the Siebel Cloud Manager component of Oracle Siebel CRM Cloud Applications lets an unauthenticated attacker on the network reach the service through LDAP. Successful exploitation can give unauthorized access to critical CRM data, per the NVD description.

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

## Timeline

- 2026-10-23T21:57:21+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-101439

## From the sources

Vulnerability in the Siebel CRM Cloud Applications product of Oracle Siebel CRM (component: Siebel Cloud Manager).  Supported versions that are affected are 22.3-26.9. Difficult to exploit vulnerability allows unauthenticated attacker with network access via LDAP to compromise Siebel CRM Cloud Applications.  Successful attacks of this vulnerability can result in  unauthorized access to critical data or complete access to all Siebel CRM Cloud Applications accessible data. CVSS 3.1 Base Score 5.9 (Confidentiality impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N).

---

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