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TI-2026-77470 Aliases CVE-2026-91413GHSA-gh62-c93x-46pf

Access control flaw in Oracle Siebel CRM Development

Priority LOW 27CWE-284Published · Updated

Key facts

Attack vector
Network
Privileges required
High
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
Low · Low · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-284.

Summary

Oracle Corporation's Siebel CRM Development, versions from 17.0 through 26.9, contains an improper access control flaw (CWE-284) in its Integration - Scripting component. A remote attacker with high privileges and network access via CORBA can cause a hang or repeatable crash and can read, update, insert or delete some accessible data.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Description from the CNA

Vulnerability in the Siebel CRM Development product of Oracle Siebel CRM (component: Integration - Scripting). Supported versions that are affected are 17.0-26.9. Easily exploitable vulnerability allows high privileged attacker with network access via CORBA to compromise Siebel CRM Development. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Siebel CRM Development as well as unauthorized update, insert or delete access to some of Siebel CRM Development accessible data and unauthorized read access to a subset of Siebel CRM Development accessible data. CVSS 3.1 Base Score 6.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:H).

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00329 26th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

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

VendorProductAffected versionsFixed inStatusSource
OracleSiebel CRM Development17.0 – 26.9—No fix listedCNA
  • Siebel CRM Development VendorOracle Affected 17.0 – 26.9 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:oracle:siebel_crm:*:*:*:*:*:*:*:*17.0 – 26.9VulnerableOracle
  • cpe:2.3:a:oracle:siebel_crm:*:*:*:*:*:*:*:* Versions 17.0 – 26.9 Vulnerable ·Oracle

Remediation

The sources list no fixed version for Siebel CRM Development.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Advisory ·

    Oracle Siebel CRM Development — oracle.com/security-alerts/cpuoct2026.html

    6 records Highest priority Priority LOW 6 LOW

    Other records, highest priority first

    • TI-2026-77810 Cross-site request forgery in Oracle Siebel CRM DevelopmentPriority LOW 39
    • TI-2026-77762 Cross-site request forgery in Oracle Siebel CRM Development WorkflowPriority LOW 32
    • TI-2026-77770 Improper access control in Oracle Siebel CRM Development scriptingPriority LOW 29
    Show all 6 records → Advisory →

Timeline

  1. 2026-10-21 Threatist record created from CVE-2026-91413
  2. 2026-10-21 Alias added: GHSA-gh62-c93x-46pf
  3. 2026-10-22 Priority changed: MEDIUM → LOW
  4. 2026-10-24 Weakness changed · CISA ADP
  5. 2026-10-24 CISA SSVC decision points changed

References

Advisory 1

  • 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
See all 244 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences