CVE-2026-83199: Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Siebel CRM Deployment. Successful attacks of this vulnerability can result in takeover of Siebel CRM Deployment. in Oracle Corporation Siebel CRM Deployment
CVE-2026-83199 is a high-severity vulnerability in Oracle Siebel CRM Deployment affecting versions 17.0 through 26.7. It allows a low-privileged attacker with network access via HTTP to compromise the deployment, potentially leading to full takeover. The vulnerability impacts confidentiality, integrity, and availability with a CVSS 3.1 base score of 8.8. Oracle has released security patches addressing this and many other vulnerabilities in their September 2026 Critical Security Patch Update.
AI Analysis
Technical Summary
This vulnerability exists in the Server Infrastructure component of Oracle Siebel CRM Deployment versions 17.0 to 26.7. It is easily exploitable by an attacker with low privileges and network access via HTTP, enabling compromise of the Siebel CRM Deployment. The CVSS 3.1 vector indicates network attack vector, low attack complexity, low privileges required, no user interaction, unchanged scope, and high impact on confidentiality, integrity, and availability. Oracle has included a fix for this vulnerability in their September 2026 Critical Security Patch Update, which contains 673 security patches across multiple products.
Potential Impact
Successful exploitation allows an attacker with low privileges and network access to take over the Siebel CRM Deployment, resulting in complete compromise of confidentiality, integrity, and availability of the affected system.
Mitigation Recommendations
Oracle has released a security patch for this vulnerability as part of the September 2026 Critical Security Patch Update. Customers are strongly advised to apply the available patches without delay to mitigate this vulnerability. Oracle recommends staying on actively supported versions and promptly applying security updates. No additional vendor advisories indicate that no action is required or that the issue is already mitigated without patching.
CVE-2026-83199: Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Siebel CRM Deployment. Successful attacks of this vulnerability can result in takeover of Siebel CRM Deployment. in Oracle Corporation Siebel CRM Deployment
Description
CVE-2026-83199 is a high-severity vulnerability in Oracle Siebel CRM Deployment affecting versions 17.0 through 26.7. It allows a low-privileged attacker with network access via HTTP to compromise the deployment, potentially leading to full takeover. The vulnerability impacts confidentiality, integrity, and availability with a CVSS 3.1 base score of 8.8. Oracle has released security patches addressing this and many other vulnerabilities in their September 2026 Critical Security Patch Update.
CVSS v3.1
Score 8.8high
Affected software
Oracle Corporation
Siebel CRM Deployment
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability exists in the Server Infrastructure component of Oracle Siebel CRM Deployment versions 17.0 to 26.7. It is easily exploitable by an attacker with low privileges and network access via HTTP, enabling compromise of the Siebel CRM Deployment. The CVSS 3.1 vector indicates network attack vector, low attack complexity, low privileges required, no user interaction, unchanged scope, and high impact on confidentiality, integrity, and availability. Oracle has included a fix for this vulnerability in their September 2026 Critical Security Patch Update, which contains 673 security patches across multiple products.
Potential Impact
Successful exploitation allows an attacker with low privileges and network access to take over the Siebel CRM Deployment, resulting in complete compromise of confidentiality, integrity, and availability of the affected system.
Mitigation Recommendations
Oracle has released a security patch for this vulnerability as part of the September 2026 Critical Security Patch Update. Customers are strongly advised to apply the available patches without delay to mitigate this vulnerability. Oracle recommends staying on actively supported versions and promptly applying security updates. No additional vendor advisories indicate that no action is required or that the issue is already mitigated without patching.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- oracle
- Date Reserved
- 2026-08-31T15:40:57.346Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://www.oracle.com/security-alerts/cspusep2026.html","vendor":"Oracle"}]
Threat ID: 6aa9a82a55bf5e2cf55380a6
Added to database: 09/15/2026, 20:18:50 UTC
Last enriched: 09/15/2026, 22:51:35 UTC
Last updated: 09/16/2026, 01:11:35 UTC
Views: 3
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