CVE-2026-91427 — LOW (2.3) — White Hats Nepal

Vulnerability 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. Easily exploitable 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 ability to cause a partial denial of service (partial DOS) of Siebel CRM Deployment. CVSS 3.1 Base Score 2.3 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L).

CVSS Score

2.3

LOW

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

LOW

Related Weaknesses (CWE)

CWE-404

References

https://www.oracle.com/security-alerts/cpuoct2026.html

FAQ

What is CVE-2026-91427?

CVE-2026-91427 is a vulnerability with a CVSS score of 2.3 (LOW). 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...

How severe is CVE-2026-91427?

CVE-2026-91427 has been rated LOW with a CVSS base score of 2.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-91427?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.