Description
Vulnerability in the Siebel Life Sciences product of Oracle Siebel CRM (component: Web UI). Supported versions that are affected are 17.0-26.9. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Siebel Life Sciences. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Siebel Life Sciences, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Siebel Life Sciences accessible data as well as unauthorized access to critical data or complete access to all Siebel Life Sciences accessible data. CVSS 3.1 Base Score 8.7 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N).
Affected products
oracle: siebel crm
References1
- www.oracle.com/security-alerts/cpuoct2026.html Vendor Advisory
Metrics
- CVSS 3.1
-
8.7
HIGH
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N - EPSS — exploit probability
- 0% percentile: 5 · as of 9 November 2026
- CWE
- CWE-284CWE-352
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.