Detections
Analytics

Oracle Siebel Server <= 26.5 (June 2026 CSPU)

critical Nessus Plugin ID 322796

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Synopsis

The remote host is affected by multiple vulnerabilities

Description

The versions of Oracle Siebel CRM installed on the remote host are affected by multiple vulnerabilities as referenced in the June 2026 CSPU advisory.

 - 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 unauthenticated attacker with network access via HTTP to compromise Siebel Apps - Marketing. Successful attacks of this vulnerability can result in takeover of Siebel Apps - Marketing. (CVE-2026-46884, CVE-2026-46886, CVE-2026-46887, CVE-2026-46889, CVE-2026-46890)

 - Vulnerability in the Siebel CRM Cloud Applications product of Oracle Siebel CRM (component: Siebel Cloud Manager). Supported versions that are affected are 17.0-26.5. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel CRM Cloud Applications.
 Successful attacks of this vulnerability can result in takeover of Siebel CRM Cloud Applications.
 (CVE-2026-46919, CVE-2026-46920, CVE-2026-46921, CVE-2026-46925, CVE-2026-46926)

 - Vulnerability in the Siebel CRM Integration product of Oracle Siebel CRM (component: EAI). 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 CRM Integration. Successful attacks of this vulnerability can result in takeover of Siebel CRM Integration. (CVE-2026-46885)

 - Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Database Upgrade).
 Supported versions that are affected are 17.0-26.5. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Siebel CRM Deployment executes to compromise Siebel CRM Deployment. Successful attacks of this vulnerability can result in takeover of Siebel CRM Deployment.
 (CVE-2026-46888)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Apply the appropriate patch according to the June 2026 Oracle Critical Security Patch Update advisory.

See Also

https://www.oracle.com/docs/tech/security-alerts/cspujun2026csaf.json

https://www.oracle.com/security-alerts/cspujun2026.html

Plugin Details

Severity: Critical

ID: 322796

File Name: oracle_siebel_cspu_jun_2026.nasl

Version: 1.2

Type: Local

Agent: windows, macosx, unix

Family: Misc.

Published: 6/25/2026

Updated: 6/26/2026

Configuration: Enable thorough checks (optional)

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5

Percentile: 94.24

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2026-46884

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

CVSS Score Source: CVE-2026-46919

Vulnerability Information

CPE: cpe:/a:oracle:siebel_crm

Required KB Items: installed_sw/Oracle Siebel Server

Exploit Ease: No known exploits are available

Patch Publication Date: 6/16/2026

Vulnerability Publication Date: 6/16/2026

Reference Information

CVE: CVE-2026-46884, CVE-2026-46885, CVE-2026-46886, CVE-2026-46887, CVE-2026-46888, CVE-2026-46889, CVE-2026-46890, CVE-2026-46919, CVE-2026-46920, CVE-2026-46921, CVE-2026-46925, CVE-2026-46926