Live › vulnerability › CVE-2026-91426
Go to dashboardOracle Siebel CRM Deployment, in its Server Infrastructure component, has a flaw that lets a low-privileged user who can log on to the host access data they should not see. The sources describe high confidentiality impact (CVSS 5.5, local vector) with no integrity or availability impact.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 21:57 UTC. All times on this page are UTC.
Teams running Oracle Siebel CRM Deployment in the affected version range 17.0-26.9 where local users can log on to the server. The sources describe a local attack that needs low privileges, so exposure depends on who holds accounts on that infrastructure. Teams on other Siebel versions or without shell access to the host can likely skip it.
No product ranges from the sources yet.
Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Server Infrastructure). Supported versions that are affected are 17.0-26.9. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Siebel CRM Deployment executes to compromise Siebel CRM Deployment. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Siebel CRM Deployment accessible data. CVSS 3.1 Base Score 5.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N).
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