Oracle Siebel CRM Cloud Applications up to 26.7 Siebel Cloud Manager improper authorization

Summaryinfo

A vulnerability marked as problematic has been reported in Oracle Siebel CRM Cloud Applications up to 26.7. The affected element is an unknown function of the component Siebel Cloud Manager. This manipulation causes improper authorization. This vulnerability is registered as CVE-2026-83085. The attack needs to be launched locally. No exploit is available.

Detailsinfo

A vulnerability has been found in Oracle Siebel CRM Cloud Applications up to 26.7 and classified as problematic. Affected by this vulnerability is an unknown code of the component Siebel Cloud Manager. The manipulation with an unknown input leads to a improper authorization vulnerability. The CWE definition for the vulnerability is CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Vulnerability in the Siebel CRM Cloud Applications product of Oracle Siebel CRM (component: Siebel Cloud Manager). Supported versions that are affected are 22.3-26.7. Easily exploitable vulnerability allows low privileged attacker with access to the physical communication segment attached to the hardware where the Siebel CRM Cloud Applications executes to compromise Siebel CRM Cloud Applications. While the vulnerability is in Siebel CRM Cloud Applications, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Siebel CRM Cloud Applications accessible data as well as unauthorized update, insert or delete access to some of Siebel CRM Cloud Applications accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Siebel CRM Cloud Applications. CVSS 3.1 Base Score 8.2 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:L).

The advisory is shared at oracle.com. This vulnerability is known as CVE-2026-83085 since 08/31/2026. The exploitation appears to be easy. An attack has to be approached locally. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 09/16/2026). MITRE ATT&CK project uses the attack technique T1548.002 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Customer Relationship Management System

Vendor

• Oracle

Name

• Siebel CRM Cloud Applications

Version

• 26.0
• 26.1
• 26.2
• 26.3
• 26.4
• 26.5
• 26.6
• 26.7

License

• commercial

Website

• Vendor: https://www.oracle.com

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Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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