SEPTEMBER 17, 2026
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Case File

CVE-2026-83203

HIGH · CVSS 8.6 EPSS 0.38% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-15 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

A vulnerability in the Open UI component of Oracle's Siebel CRM affects versions 17.0 to 26.7, allowing unauthenticated attackers with network access to exploit the system via HTTP. Successful exploitation can lead to unauthorized access to sensitive data, manipulation of data, and potential partial denial of service. Organizations using affected versions of Siebel CRM should prioritize patching this vulnerability to safeguard their data integrity and availability.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-83203
Severity
HIGH
CVSS
8.6
EPSS
0.38%
Oracle

Original NVD Description

Vulnerability in the Siebel CRM End User product of Oracle Siebel CRM (component: Open UI). Supported versions that are affected are 17.0-26.7. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel CRM End User. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Siebel CRM End User accessible data as well as unauthorized update, insert or delete access to some of Siebel CRM End User accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Siebel CRM End User. CVSS 3.1 Base Score 8.6 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L).