CVE-2026-87338: Infoleak
Vulnerability in the Siebel CRM Integration product of Oracle Siebel CRM (component: EAI). Supported versions that are affected are 17.0-26.9. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel CRM Integration. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Siebel CRM Integration, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Siebel CRM Integration accessible data as well as unauthorized update, insert or delete access to some of Siebel CRM Integration accessible data. CVSS 3.1 Base Score 6.9 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:L/A:N).
Affected Software
Event History
Frequently Asked Questions
Which deployments are affected?
Oracle Siebel CRM Integration deployments using the EAI component in supported versions 17.0 through 26.9 are affected.
Does exploitation require authentication or local access?
No. An unauthenticated attacker can attempt exploitation remotely over HTTP, provided they have network access to the vulnerable Siebel CRM Integration service.
Is user interaction required?
Yes. Successful exploitation requires interaction by a person other than the attacker, and the vulnerability is rated difficult to exploit.
What is the potential impact if exploitation succeeds?
An attacker may gain unauthorized access to critical data or all data accessible to Siebel CRM Integration, and may be able to update, insert, or delete some accessible data. The scope change means the attack may also significantly affect additional products.