Improper access control in Oracle Siebel CRM Order Management
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-284.
Summary
Oracle Siebel Apps - Customer Order Management in Oracle Siebel CRM, versions 17.0 through 26.9, contains an improper access control flaw in its Order Management component (CWE-284). A low privileged remote attacker can exploit it over HTTP, but only if a person other than the attacker interacts with the application. Successful attacks can update, insert or delete some accessible data, read a subset of accessible data, and cause a partial denial of service.
Written with Claude Haiku 5.5 from the sources below · 2026-10-28
Description from the CNA
Vulnerability in the Siebel Apps - Customer Order Management product of Oracle Siebel CRM (component: Order Management). 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 Apps - Customer Order Management. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Siebel Apps - Customer Order Management, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Siebel Apps - Customer Order Management accessible data as well as unauthorized read access to a subset of Siebel Apps - Customer Order Management accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Siebel Apps - Customer Order Management. CVSS 3.1 Base Score 6.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L).
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
The sources list no fixed version for Siebel Apps - Customer Order Management.
Written with Claude Haiku 5.5 from the sources below · 2026-10-28
Timeline
- 2026-10-21 Threatist record created from CVE-2026-91441
- 2026-10-21 Alias added: GHSA-9fg8-c6f9-72qp
- 2026-10-22 Priority changed: MEDIUM → LOW
- 2026-10-24 Weakness changed · CISA ADP
- 2026-10-24 CISA SSVC decision points changed
References
Advisory 1
More Oracle Siebel Crm vulnerabilities
- TI-2026-44706 Improper access control in Oracle Siebel CRM Integration CVSS 3.1CRITICAL 9.8
- TI-2026-44699 Improper access control in Oracle Siebel CRM Administration CVSS 3.1CRITICAL 9.8
- TI-2026-44566 Improper access control in Oracle Siebel CRM Cloud Applications CVSS 3.1CRITICAL 9.9
- TI-2026-43962 Improper access control in Oracle Siebel CRM Cloud Applications CVSS 3.1CRITICAL 9.8
- TI-2026-34639 Missing authentication in Oracle Siebel CRM Development CVSS 3.1CRITICAL 9.8
- TI-2026-34525 Improper access control in Oracle Siebel CRM Cloud Applications CVSS 3.1CRITICAL 9.8
Sources
- CVE-2026-91441 · CVE Program
- CVE-2026-91441 · NVD
- FIRST EPSS
- GHSA-9fg8-c6f9-72qp · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences