Oracle Siebel CRM 17.0-26.9 Server Infra: Low-Priv HTTP Integrity Flaw
CVE-2026-91422 Published on October 20, 2026
Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Server Infrastructure). Supported versions that are affected are 17.0-26.9. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise Siebel CRM Deployment. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Siebel CRM Deployment accessible data. CVSS 3.1 Base Score 5.3 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N).
Vulnerability Analysis
CVE-2026-91422 is exploitable with network access, and requires small amount of user privileges. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality, a high impact on integrity, and no impact on availability.
Weakness Type
What is an Authorization Vulnerability?
The software does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
CVE-2026-91422 has been classified to as an Authorization vulnerability or weakness.
Products Associated with CVE-2026-91422
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Affected Versions
Oracle Corporation Siebel CRM Deployment:- Version 17.0, <= 26.9 is affected.