Description
Vulnerability in the Siebel Apps - Marketing product of Oracle Siebel CRM (component: Email Marketing). Supported versions that are affected are 17.0-26.9. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel Apps - Marketing. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Siebel Apps - Marketing. CVSS 3.1 Base Score 3.7 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L).
Published: 2026-10-20
Score: 3.7 Low
EPSS: < 1% Very Low
KEV: No
Impact: Partial Denial of Service
Action: Assess Impact
AI Analysis

Impact

This vulnerability permits an unauthenticated attacker with network access over HTTP to trigger a partial denial of service (CWE-404) to the Siebel Apps – Marketing component of Oracle Siebel CRM. The impact is limited to availability, as the attack can cause the application to become unavailable for certain users while other functions remain operational.

Affected Systems

The affected product is Oracle Siebel CRM – Siebel Apps – Marketing (the Email Marketing component) in versions 17.0 through 26.9. Only those installations running the specified versions are susceptible.

Risk and Exploitability

The CVSS score of 3.7 indicates low severity, with the attack vector and required conditions reflected by a network-based, high attack complexity, unauthenticated scenario. The EPSS score of 0.00307 (< 1%) indicates a very low exploitation probability, and the vulnerability is not listed in the CISA KEV catalog.

Generated by OpenCVE AI on October 23, 2026 at 08:14 UTC.

Remediation

No solution or workaround provided in the CVE record.

OpenCVE Recommended Actions

  • Apply the latest patches or upgrade to a version newer than 26.9.
  • Restrict HTTP access to the Siebel Apps – Marketing component to trusted network segments or IP ranges.
  • Implement monitoring for repeated service interruptions and enforce an availability‑focused incident response plan.

Generated by OpenCVE AI on October 23, 2026 at 08:14 UTC.

Tracking

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Advisories

No advisories yet.

History

Fri, 23 Oct 2026 08:30:00 +0000

Type Values Removed Values Added
Title Unauthenticated HTTP-based Partial Denial of Service in Oracle Siebel Apps – Marketing

Fri, 23 Oct 2026 07:15:00 +0000

Type Values Removed Values Added
Title Partial Denial of Service via Unauthenticated HTTP Access in Oracle Siebel Apps Marketing
Weaknesses CWE-400

Fri, 23 Oct 2026 03:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-404
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Tue, 20 Oct 2026 23:30:00 +0000

Type Values Removed Values Added
Title Partial Denial of Service via Unauthenticated HTTP Access in Oracle Siebel Apps Marketing
Weaknesses CWE-400

Tue, 20 Oct 2026 21:30:00 +0000

Type Values Removed Values Added
Description Vulnerability in the Siebel Apps - Marketing product of Oracle Siebel CRM (component: Email Marketing). Supported versions that are affected are 17.0-26.9. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel Apps - Marketing. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Siebel Apps - Marketing. CVSS 3.1 Base Score 3.7 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L).
First Time appeared Oracle
Oracle siebel Apps - Marketing
CPEs cpe:2.3:a:oracle:siebel_apps_-_marketing:*:*:*:*:*:*:*:*
Vendors & Products Oracle
Oracle siebel Apps - Marketing
References
Metrics cvssV3_1

{'score': 3.7, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L'}

Subscriptions

Oracle Siebel Apps - Marketing
cve-icon MITRE

Status: PUBLISHED

Assigner: oracle

Published:

Updated: 2026-10-23T02:18:10.767Z

Reserved: 2026-09-28T15:40:09.477Z

Link: CVE-2026-101402

cve-icon Vulnrichment

Updated: 2026-10-23T02:18:06.796Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-20T22:17:48.133

Modified: 2026-10-23T03:16:30.970

Link: CVE-2026-101402

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-23T08:15:17Z

Weaknesses
  • CWE-404

    Improper Resource Shutdown or Release