CVE-2026-91414

medium

Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Server Infrastructure).

Vendor / product: Oracle — siebel crm

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 unauthenticated attacker with network access via HTTP to compromise Siebel CRM Deployment. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Siebel CRM Deployment accessible data. CVSS 3.1 Base Score 5.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N).

CVSS

5.3

5.3 (CVSS v3.1)

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

Severity source: NVD CVSS v3.1 (secalert_us@oracle.com)

Timeline (UTC)

Published: 2026-10-20 22:20

Modified: 2026-11-04 15:54

NVD status: Analyzed

Last synced 9 hours ago

Verified against the source API 2026-11-04 16:05 UTC

Exploitation

Not listed in CISA KEV (as of last catalog sync)

Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).

Affected products

oracle / siebel_crm ≥17.0 ≤26.9

Weakness classification (CWE)

CWE-284

Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.

Mitigation & advisories

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

References

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

Data sources

NVD CVE API 2.0 — fetched 2026-11-04 16:05 UTC · record ↗

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CVE-2026-91414

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