CVE-2023-41316 Explained : Impact and Mitigation

A security vulnerability has been identified in Tolgee-platform that allows for HTML Injection with email in Tolgee, potentially leading to cross-site scripting attacks.

Understanding CVE-2023-41316

This CVE, assigned by GitHub_M, highlights a vulnerability in Tolgee-platform that could be exploited by a malicious actor to inject HTML code via unsanitized emails.

What is CVE-2023-41316?

Tolgee, an open-source localization platform, is susceptible to HTML Injection due to the lack of validation in the Org Name field. This allows registered users to inject malicious HTML code into unsanitized emails, potentially leading to cross-site scripting attacks.

The Impact of CVE-2023-41316

The vulnerability allows bad actors to send emails containing malicious HTML code to victims, posing a risk of directing users to malicious websites or executing JavaScript within the victims' browsers. This could lead to further exploitation or unauthorized access.

Technical Details of CVE-2023-41316

This vulnerability has been assigned a CVSS base score of 5.5, indicating a medium severity level. The attack complexity is low, requiring user interaction, and the impact affects the confidentiality, integrity, and availability of the system.

Vulnerability Description

The issue arises from the unsanitized handling of HTML code in email invitations within Tolgee, allowing for the injection of malicious scripts.

Affected Systems and Versions

The affected system is Tolgee-platform versions prior to 3.29.2, where this vulnerability exists. Users of versions below 3.29.2 are advised to upgrade to the latest version to mitigate the risk.

Exploitation Mechanism

The vulnerability can be exploited by sending emails with HTML-injected code to registered users, who might unknowingly interact with these malicious emails, leading to potential cross-site scripting attacks.

Mitigation and Prevention

To address CVE-2023-41316, immediate steps need to be taken to protect systems and users from potential exploitation.

Immediate Steps to Take

Users are strongly advised to update their Tolgee-platform to version 3.29.2 or later to patch the vulnerability and prevent malicious HTML injections. Additionally, exercising caution when interacting with unsolicited emails can help mitigate the risk of exploitation.

Long-Term Security Practices

In the long term, organizations should prioritize regular security audits, implement input validation mechanisms, and educate users on safe email practices to prevent similar vulnerabilities in the future.

Patching and Updates

Regularly applying security patches and updates provided by Tolgee-platform is crucial to maintaining a secure environment and mitigating potential security risks.