CVE-2026-47018

Unauthenticated HTTPS Attack Creates Denial of Service in Oracle Siebel CRM Cloud Applications

Published Jul 21, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
Vulnerability in the Siebel CRM Cloud Applications product of Oracle Siebel CRM (component: Siebel Cloud Manager). Supported versions that are affected are 22.3-26.5. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTPS to compromise Siebel CRM Cloud Applications. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Siebel CRM Cloud Applications. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title Unauthenticated HTTPS Attack Creates Denial of Service in Oracle Siebel CRM Cloud Applications
Type Values Removed Values Added
Title Siebel CRM Cloud Applications Client Crash/Denial of Service via Unauthenticated HTTPS Access
Weaknesses CWE-770
Type Values Removed Values Added
Title Siebel CRM Cloud Applications Client Crash/Denial of Service via Unauthenticated HTTPS Access
Weaknesses CWE-770
Type Values Removed Values Added
Weaknesses CWE-400
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Vulnerability in the Siebel CRM Cloud Applications product of Oracle Siebel CRM (component: Siebel Cloud Manager). Supported versions that are affected are 22.3-26.5. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTPS to compromise Siebel CRM Cloud Applications. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Siebel CRM Cloud Applications. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).
First Time appeared Oracle
Oracle siebel Crm Cloud Applications
CPEs cpe:2.3:a:oracle:siebel_crm_cloud_applications:*:*:*:*:*:*:*:*
Vendors & Products Oracle
Oracle siebel Crm Cloud Applications
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
oracle
Published
Updated
Jul 23, 2026, 4:07 PM
Reserved
May 18, 2026, 3:55 PM
Status
Analyzed
Published
Jul 21, 2026, 10:17 PM
Modified
Oct 24, 2026, 7:10 PM