---
title: "CVE-2026-101459: Oracle Siebel CRM Deployment - Broken Access Control"
description: "Oracle Siebel CRM Deployment 17.0-26.9 contains a broken access control vulnerability in Server Infrastructure, letting low privileged attackers with network HTTP access modify or delete critical data and cause partial denial of service."
url: https://panop.io/threat-heartbeat/CVE-2026-101459/
---

# CVE-2026-101459 Oracle Siebel CRM Deployment - Broken Access Control

Oracle Siebel CRM Deployment 17.0-26.9 contains a broken access control vulnerability in Server Infrastructure, letting low privileged attackers with network HTTP access modify or delete critical data and cause partial denial of service.

CVSS base score 8.3 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-101459)

## Details

Type

Broken Access Control

Impact

Data Tampering, Information Disclosure, Denial Of Service

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L

Published

20 October 2026

Updated

21 October 2026

## Vendor fix

Update to the latest version beyond 26.9.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-101459](https://nvd.nist.gov/vuln/detail/CVE-2026-101459)
- [https://www.oracle.com/security-alerts/cpuoct2026.html](https://www.oracle.com/security-alerts/cpuoct2026.html)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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