CVE-2026-91420

MediumCVSS 6.5/10Last modified Nov 4, 2026

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 low privileged attacker with network access via HTTP to compromise Siebel CRM Deployment. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Siebel CRM Deployment accessible data. CVSS 3.1 Base Score 6.5 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N).

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Weakness enumeration

CWE-284

Affected software

VendorProductVersions
Oracle CorporationSiebel CRM Deployment>= 17.0, <= 26.9

References

Timeline

Published
Oct 20, 2026
Last modified
Nov 4, 2026
NVD status
Analyzed

Related CVEs from 2026

CVE-2026-914215.9Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Server Infrastructure). Supported versions that are affCVE-2026-914225.3Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Server Infrastructure). Supported versions that are affCVE-2026-914236.0Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Server Infrastructure). Supported versions that are affCVE-2026-914246.4Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Server Infrastructure). Supported versions that are affCVE-2026-914265.5Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Server Infrastructure). Supported versions that are affCVE-2026-914272.3Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Server Infrastructure). Supported versions that are affCVE-2026-914284.3Vulnerability in the Siebel CRM End User product of Oracle Siebel CRM (component: Open UI). Supported versions that are affected are 17.0-2CVE-2026-914296.5Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Server Infrastructure). Supported versions that are affCVE-2026-91435.3There is an incorrect conversion between numeric types vulnerability in NI grpc-device due to missing range checks in CodeGen.  This may silCVE-2026-914306.5Vulnerability in the Siebel Apps - Financial Services product of Oracle Siebel CRM (component: Financial Accounts). Supported versions thatCVE-2026-914315.5Vulnerability in the Siebel CRM End User product of Oracle Siebel CRM (component: Open UI). Supported versions that are affected are 17.0-2CVE-2026-914326.5Vulnerability in the Siebel CRM End User product of Oracle Siebel CRM (component: Open UI). Supported versions that are affected are 17.0-2
CVE-2026-91420: Medium severity, CVSS 6.5 | Vulnix