---
title: "CVE-2026-83217: Oracle Siebel CRM End User - Broken Access Control"
description: "Oracle Siebel CRM End User 17.0-26.7 contains an unauthorized access vulnerability caused by insufficient access control in Open UI, letting low privileged attackers with network access via HTTP compromise data confidentiality and integrity, exploit requires low privilege network access."
url: https://panop.io/threat-heartbeat/CVE-2026-83217/
---

# CVE-2026-83217 Oracle Siebel CRM End User - Broken Access Control

Oracle Siebel CRM End User 17.0-26.7 contains an unauthorized access vulnerability caused by insufficient access control in Open UI, letting low privileged attackers with network access via HTTP compromise data confidentiality and integrity, exploit requires low privilege network access.

CVSS base score 7.1 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.29% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-83217)

## Details

Type

Broken Access Control

Impact

Information Disclosure, Data Tampering

CVSS vector

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

Published

15 September 2026

Updated

15 October 2026

Weakness

[CWE-284](https://cwe.mitre.org/data/definitions/284.html)

## Vendor fix

Update to the latest version beyond 26.7.

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-2026-83217](https://nvd.nist.gov/vuln/detail/CVE-2026-83217)
- [https://www.oracle.com/security-alerts/cspusep2026.html](https://www.oracle.com/security-alerts/cspusep2026.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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