Missing authentication in Oracle Siebel CRM Cloud Applications
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-306.
Summary
Oracle Siebel CRM Cloud Applications versions 22.3 through 26.9 are affected by a flaw in the Siebel Cloud Manager component. The product lacks authentication for critical functionality (CWE-306). An unauthenticated attacker with access to the physical communication segment attached to the hardware can exploit this, though it is difficult to do. Successful attacks can create, delete or modify critical data and access all data the application can reach, and may also impact other products.
Written with Claude Haiku 5.5 from the sources below · 2026-11-03
Description from the CNA
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 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 creation, deletion or modification access to critical data or all Siebel CRM Cloud Applications accessible data as well as unauthorized access to critical data or complete access to all Siebel CRM Cloud Applications accessible data. CVSS 3.1 Base Score 8.0 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N).
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
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 Oracle Siebel CRM Cloud Applications.
Written with Claude Haiku 5.5 from the sources below · 2026-11-03
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
Oracle Siebel CRM Cloud Applications — oracle.com/security-alerts/cpuoct2026.html
25 records Highest priority Priority MEDIUM 1 MEDIUM, 24 LOW
Other records, highest priority first
- TI-2026-77761 Access control flaw in Oracle Siebel CRM Cloud Applications enables takeoverPriority MEDIUM 43
- TI-2026-77430 Sensitive information exposure in Oracle Siebel CRM Cloud ApplicationsPriority LOW 32
- TI-2026-77423 Improper access control in Oracle Siebel CRM Cloud ApplicationsPriority LOW 32
Timeline
- 2026-10-21 Threatist record created from CVE-2026-101438
- 2026-10-21 Alias added: GHSA-h352-w7m8-6f98
- 2026-10-22 Priority changed: MEDIUM → LOW
- 2026-11-03 Weakness changed · NVD
- 2026-11-05 Weakness changed · CISA ADP
- 2026-11-05 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-2026-101438 · CVE Program
- CVE-2026-101438 · NVD
- FIRST EPSS
- GHSA-h352-w7m8-6f98 · 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