CVE-2026-83155 — HIGH (7.3)

Vulnerability Description

Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Server Infrastructure). Supported versions that are affected are 17.0-26.7. Easily exploitable vulnerability allows low privileged attacker with access to the physical communication segment attached to the hardware where the 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 and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Siebel CRM Deployment. CVSS 3.1 Base Score 7.3 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H).

CVSS Score

7.3

HIGH

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

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

HIGH

Related Weaknesses (CWE)

CWE-284

References

https://www.oracle.com/security-alerts/cspusep2026.html

FAQ

What is CVE-2026-83155?

CVE-2026-83155 is a vulnerability with a CVSS score of 7.3 (HIGH). Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Server Infrastructure). Supported versions that are affected are 17.0-26.7. Easily exploitable vulnerability allows...

How severe is CVE-2026-83155?

CVE-2026-83155 has been rated HIGH with a CVSS base score of 7.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-83155?

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