CVE-2024-58344
Received Received - Intake
Persistent XSS in Carbon Forum 5.9.0 Admin Dashboard Enables Session Hijacking

Publication date: 2026-04-22

Last updated on: 2026-04-22

Assigner: VulnCheck

Description
Carbon Forum 5.9.0 contains a persistent cross-site scripting vulnerability that allows authenticated administrators to inject malicious JavaScript code through the Forum Name field in dashboard settings. Attackers with admin privileges can store JavaScript payloads in the Forum Name field that execute in the browsers of all users visiting the forum, enabling session hijacking and data theft.
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Meta Information
Published
2026-04-22
Last Modified
2026-04-22
Generated
2026-05-07
AI Q&A
2026-04-22
EPSS Evaluated
2026-05-05
NVD
EUVD
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
carbon_forum carbon_forum 5.9.0
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
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AI Powered Q&A
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:

The vulnerability allows authenticated administrators to inject malicious JavaScript code that executes in the browsers of all users visiting the forum, potentially enabling session hijacking and data theft.

Such unauthorized data access and session hijacking could lead to violations of data protection regulations like GDPR and HIPAA, which require safeguarding user data and preventing unauthorized access.

Therefore, exploitation of this vulnerability could compromise compliance with these standards by exposing sensitive user information and failing to maintain adequate security controls.


What immediate steps should I take to mitigate this vulnerability?

To mitigate this vulnerability immediately, you should restrict administrative access to trusted users only, as the vulnerability requires authenticated admin privileges to exploit.

Remove or sanitize any malicious JavaScript code found in the Forum Name field within the dashboard settings.

Apply input validation and output encoding on the Forum Name field to prevent injection of malicious scripts.

If available, update Carbon Forum to a version that patches this vulnerability or apply any vendor-provided security patches.

As a temporary workaround, consider disabling or limiting the ability of administrators to modify the Forum Name field until a fix is applied.


Can you explain this vulnerability to me?

This vulnerability is a persistent cross-site scripting (XSS) issue in Carbon Forum version 5.9.0. It allows authenticated administrators to inject malicious JavaScript code into the Forum Name field within the dashboard settings.

Because the malicious script is stored in the Forum Name field, it executes in the browsers of all users who visit the forum, potentially compromising their sessions and data.


How can this vulnerability impact me? :

The vulnerability can lead to session hijacking and data theft for users visiting the affected forum.

Attackers with administrator privileges can inject malicious JavaScript that runs in other users' browsers, potentially stealing sensitive information or impersonating users.


How can this vulnerability be detected on my network or system? Can you suggest some commands?

This vulnerability can be detected by checking if the Forum Name field in the Carbon Forum dashboard settings contains malicious JavaScript code injected by an authenticated administrator.

One way to detect the vulnerability is to log in as an administrator and inspect the Forum Name field for suspicious script tags or JavaScript payloads such as <script>alert('XSS');</script>.

Since the vulnerability is a persistent cross-site scripting (XSS) issue, you can also monitor HTTP responses from the forum pages for injected scripts in the Forum Name field.

Suggested commands include using curl or wget to fetch the forum page and grep or similar tools to search for script tags in the HTML output. For example:

  • curl -s https://your-forum-url | grep -i '<script>'
  • curl -s https://your-forum-url | grep -i 'Forum Name'

Additionally, manually logging in as an admin and reviewing the Forum Name field in the dashboard settings is recommended to detect injected payloads.


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