CVE-2015-6926: OXID eShop user impersonation vulnerability

oxid-esales/oxideshop-ce Updated 02 Oct 2025

Summary

13/05/2022
Yes i
High
7.5

CVE-2015-6926: OXID eShop user impersonation vulnerability. Affects oxid-esales/oxideshop-ce versions < 4.5.0. Fixed in 4.5.0. How to fix ↓

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Background

OXID eShop is an open-source e-commerce platform that allows businesses to create and manage online stores. It provides various features such as product management, order processing, and customer management. The OpenID Single Sign-On authentication functionality in OXID eShop before version 4.5.0 is vulnerable to user impersonation. This vulnerability allows remote attackers to impersonate users by exploiting a crafted authentication token that contains a manipulated email address.

Vulnerability Detail

The vulnerability in OXID eShop allows attackers to impersonate users by manipulating the email address in an authentication token. By exploiting this vulnerability, remote attackers can gain unauthorized access to user accounts and perform actions on behalf of the targeted users. This can lead to various security risks, such as unauthorized data access, fraudulent transactions, and reputational damage to the affected e-commerce businesses. The vulnerability is rated as HIGH severity with a CVSS score of 7.5.

How To Fix

Minimum fixed version

4.5.0

This is the first release that contains the fix.

composer require oxid-esales/oxideshop-ce:4.5.0

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Conclusion

The OXID eShop user impersonation vulnerability (CVE-2015-6926) allows remote attackers to impersonate users by manipulating the email address in an authentication token. To mitigate this vulnerability, it is crucial to upgrade OXID eShop to version 4.5.0 or later. For further support on vulnerability remediation, you can contact DevNack.com.

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FAQ

This vulnerability allows attackers to impersonate users and gain unauthorized access to their accounts. It can lead to unauthorized data access, fraudulent transactions, and reputational damage to affected e-commerce businesses.

The CVSS score of this vulnerability is 7.5, indicating a high severity level.

No, the recommended solution is to upgrade OXID eShop to version 4.5.0 or later.

There are no known instances of this vulnerability being exploited in the wild. However, it is important to update OXID eShop to the latest version to mitigate the risk.

For more information about this vulnerability, you can refer to the CVE-2015-6926 advisory and the OXID eShop documentation.

Related vulnerabilities

Recent vulnerabilities recorded for oxid-esales/oxideshop-ce.

How To Fix

Minimum fixed version

4.5.0

This is the first release that contains the fix.

composer require oxid-esales/oxideshop-ce:4.5.0

Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →

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