{"cve":"CVE-2026-91436","nvd":{"published":"2026-10-20T22:20:47.100","modified":"2026-10-23T21:17:27.543","status":"Awaiting Analysis","description":"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 high 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 update, insert or delete access to some of Siebel CRM Deployment accessible data as well as  unauthorized read access to a subset of Siebel CRM Deployment accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Siebel CRM Deployment. CVSS 3.1 Base Score 3.9 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L).","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L","score":3.9},"cwes":["CWE-284"],"references":["https://www.oracle.com/security-alerts/cpuoct2026.html"],"products":[],"source":"nvd","synced_at":"2026-10-24T16:53:35.584907681+00:00"},"epss":{"cve":"CVE-2026-91436","score":0.00112,"percentile":0.0138,"date":"2026-10-25"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}