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TI-2026-77430 Aliases CVE-2026-91371GHSA-vq5p-x4q3-qp6q

Sensitive information exposure in Oracle Siebel CRM Cloud Applications

Priority LOW 32CWE-200Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-200.

Summary

Oracle Siebel CRM Cloud Applications versions 22.3 through 26.9 are affected, in the Siebel Cloud Manager component. A flaw exposes sensitive information to actors who are not authorized to see it (CWE-200). An unauthenticated remote attacker with network access over HTTP can read a subset of the data the application can access, and the impact can reach other products.

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

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. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP 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 read access to a subset of Siebel CRM Cloud Applications accessible data. CVSS 3.1 Base Score 5.8 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N).

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00323 25th 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
Yes
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 Cloud Applications22.3 – 26.9—No fix listedCNA
  • Siebel CRM Cloud Applications VendorOracle Affected 22.3 – 26.9 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:oracle:siebel_crm:*:*:*:*:*:*:*:*22.3 – 26.9VulnerableOracle
  • cpe:2.3:a:oracle:siebel_crm:*:*:*:*:*:*:*:* Versions 22.3 – 26.9 Vulnerable ·Oracle

Remediation

The sources list no fixed version for Oracle Siebel CRM Cloud Applications.

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 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-2026-77753 Missing authentication in Oracle Siebel CRM Cloud ApplicationsPriority LOW 36
    • TI-2026-77423 Improper access control in Oracle Siebel CRM Cloud ApplicationsPriority LOW 32

Timeline

  1. 2026-10-21 Threatist record created from CVE-2026-91371
  2. 2026-10-21 Alias added: GHSA-vq5p-x4q3-qp6q
  3. 2026-10-21 Weakness changed · CISA ADP
  4. 2026-10-21 CISA SSVC decision points changed
  5. 2026-10-21 Priority changed: MEDIUM → LOW

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