CVE-2026-83207

Received Received - Intake

Denial of Service in Siebel CRM Development

Publication date: 2026-09-15

Last updated on: 2026-09-15

Assigner: Oracle

Description

Vulnerability in the Siebel CRM Development product of Oracle Siebel CRM (component: Integration - Scripting). Supported versions that are affected are 17.0-26.7. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Siebel CRM Development. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Siebel CRM Development as well as unauthorized update, insert or delete access to some of Siebel CRM Development accessible data and unauthorized read access to a subset of Siebel CRM Development accessible data. CVSS 3.1 Base Score 7.6 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H).

CVSS Scores

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Meta Information

Published

2026-09-15

Last Modified

2026-09-15

Generated

2026-10-06

AI Q&A

2026-09-16

EPSS Evaluated

2026-10-04

NVD

CVE-2026-83207

EUVD

EUVD-2026-79559

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	siebel_crm_development	From 17.0 (inc) to 26.7 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-UNKNOWN

Attack-Flow Graph

Executive Summary

This is a vulnerability in Oracle Siebel CRM Development affecting versions 17.0-26.7. It allows a low-privileged attacker with network access via HTTP to cause a denial of service (DOS) or crash the system repeatedly. The attacker can also read, update, insert, or delete some data within the application.

Detection Guidance

Detection of this vulnerability requires monitoring for unusual HTTP traffic patterns targeting Oracle Siebel CRM Development versions 17.0-26.7. Check for repeated crashes or hangs in the application logs. Verify if low-privileged users are making unexpected HTTP requests to the Scripting component.

Impact Analysis

If exploited, this vulnerability could lead to system downtime due to crashes, unauthorized data access, or data manipulation. This may disrupt business operations relying on Siebel CRM Development and expose sensitive information.

Compliance Impact

This vulnerability could lead to unauthorized data access or modification, violating GDPR (data protection) and HIPAA (health data privacy) requirements. Non-compliance may result in legal penalties, fines, or reputational damage.

Mitigation Strategies

Apply the latest Oracle Critical Patch Update for Siebel CRM Development versions 17.0-26.7 to address the vulnerability. Ensure network access controls restrict HTTP access to trusted sources only.

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