CVE-2026-91363

Low

Description

Vulnerability in the Siebel CRM Cloud Applications product of Oracle Siebel CRM (component: Siebel Cloud Manager). Supported versions that are affected are 22.3-26.9. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel CRM Cloud Applications. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Siebel CRM Cloud Applications accessible data. CVSS 3.1 Base Score 3.7 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N).

SeverityLow

CVSS3.7

Exploit probability—

Product

Oracle Siebel Crm

PublishedOct 20, 2026

First seenOct 20, 2026

Weakness typeCWE-200Sensitive information exposure

How to fix

Vendor advisories

oracle.com/security-alerts/cpuoct2026.html

Affected products

Product	Affected versions	Fixed in
oracle siebel_crm	22.3 ≤ v ≤ 26.9	—

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