CVE-2026-46886

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Authentication Bypass in Siebel Apps - Marketing

Publication date: 2026-06-17

Last updated on: 2026-06-18

Assigner: Oracle

Description

Vulnerability in the Siebel Apps - Marketing product of Oracle Siebel CRM (component: Marketing). Supported versions that are affected are 17.0-26.5. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Siebel Apps - Marketing. Successful attacks of this vulnerability can result in takeover of Siebel Apps - Marketing. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-06-17

Last Modified

2026-06-18

Generated

2026-07-07

AI Q&A

2026-06-18

EPSS Evaluated

2026-07-06

NVD

CVE-2026-46886

EUVD

EUVD-2026-37378

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	siebel_apps_-_marketing	From 17.0 (inc) to 26.5 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-UNKNOWN

Attack-Flow Graph

Compliance Impact

This vulnerability allows a low privileged attacker with network access to compromise the Siebel Apps - Marketing component, potentially resulting in a complete takeover. Given the high impact on confidentiality, integrity, and availability (CVSS 3.1 Base Score 8.8), exploitation could lead to unauthorized access or manipulation of sensitive data.

Such a compromise could negatively affect compliance with common standards and regulations like GDPR and HIPAA, which require protection of personal and sensitive data, ensuring its confidentiality and integrity. A successful attack might lead to data breaches or loss of data integrity, thereby violating these regulatory requirements.

Impact Analysis

The impact of this vulnerability is severe, as it allows an attacker to take over the Siebel Apps - Marketing application.

Confidentiality impact: High - sensitive information could be exposed.
Integrity impact: High - data could be altered or corrupted.
Availability impact: High - the application could be disrupted or made unavailable.

Executive Summary

This vulnerability exists in the Siebel Apps - Marketing product of Oracle Siebel CRM, specifically in the Marketing component. It affects supported versions from 17.0 to 26.5. The vulnerability is easily exploitable by a low privileged attacker who has network access via HTTP.

If successfully exploited, the attacker can compromise the Siebel Apps - Marketing application, potentially taking full control over it.

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