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9.1

Oracle Siebel Financial Services allows remote data theft, crash

CVE-2026-83197 · published 27 days ago
Summary

Versions 17.0 through 26.7 of Oracle Siebel's Financial Services application can be accessed over the network without a login. An attacker could view sensitive information or deliberately cause the system to stop working. Install the latest security updates and limit network exposure of the application to trusted users.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
oracle corporation siebel apps - financial services <= 26.7
Original advisory text
Vulnerability in the Siebel Apps - Financial Services product of Oracle Siebel CRM (component: Financial Accounts). Supported versions that are affected are 17.0-26.7. Easily exploitable vulnerabi...
Vulnerability in the Siebel Apps - Financial Services product of Oracle Siebel CRM (component: Financial Accounts). Supported versions that are affected are 17.0-26.7. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel Apps - Financial Services. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Siebel Apps - Financial Services accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Siebel Apps - Financial Services. CVSS 3.1 Base Score 9.1 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H).
References
Fix within
Internet-facing 14 days
Internal 60 days
  • Not known to be exploited
  • Can be exploited automatically
  • Gives an attacker partial control
Severity
9.1 Critical
Exploitation
<1% chance of attack within 30 days
Type
CWE-306Missing Authentication for Critical Function
Timeline
Published15 Sep 2026
Updated11 Oct 2026
First seen15 Sep 2026
Sources
CVE-2026-83197 · NVD
CVE-2026-83197 · MITRE
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