CVE-2026-61318: Critical severity Oracle Siebel CRM Cloud Applications vulnerability
Vulnerability in the Siebel CRM Cloud Applications product of Oracle Siebel CRM (component: Siebel Cloud Manager). Supported versions that are affected are 22.3-26.6. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel CRM Cloud Applications. Successful attacks of this vulnerability can result in takeover of Siebel CRM Cloud Applications. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Oracle Siebel CRM (Siebel Cloud Manager)to a version that resolves this vulnerability.Fixed in 26.6
Event History
Frequently Asked Questions
Who is exposed to this vulnerability?
Deployments of Oracle Siebel CRM Cloud Applications using the Siebel Cloud Manager component are affected if they run a supported version from 22.3 through 26.6 and are reachable over HTTP from an attacker’s network location.
What does an attacker need to exploit it?
An attacker needs only network access via HTTP. No authentication, privileges, user interaction, or complex attack conditions are required according to the CVSS vector.
What could happen if exploitation succeeds?
Successful exploitation can result in takeover of Siebel CRM Cloud Applications, with high impact to confidentiality, integrity, and availability.