CVE-2025-40730
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-07-28

Last updated on: 2025-07-29

Assigner: Spanish National Cybersecurity Institute, S.A. (INCIBE)

Description
HTML injection in Vox Media's Chorus CMS. This vulnerability allows an attacker to execute JavaScript code in the victim's browser by sending them a malicious URL using the 'q' parameter in '/search'. This vulnerability can be exploited to steal sensitive user data, such as session cookies, or to perform actions on behalf of the user.
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Meta Information
Published
2025-07-28
Last Modified
2025-07-29
Generated
2026-05-07
AI Q&A
2025-07-28
EPSS Evaluated
2026-05-05
NVD
EUVD
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
vox_media chorus_cms *
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
Can you explain this vulnerability to me?

This vulnerability is an HTML injection issue in Vox Media's Chorus CMS. It allows an attacker to inject and execute arbitrary JavaScript code in a victim's browser by sending a malicious URL that exploits the 'q' parameter in the '/search' endpoint. This means the attacker can run scripts in the context of the victim's browser session. [1]


How can this vulnerability impact me? :

The vulnerability can be exploited to steal sensitive user data such as session cookies, which could allow attackers to hijack user sessions. Additionally, attackers may perform unauthorized actions on behalf of the user, potentially compromising user accounts or data. [1]


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

This vulnerability can be detected by monitoring for malicious URLs that exploit the 'q' parameter in the '/search' endpoint of Vox Media's Chorus CMS. Specifically, look for URLs containing suspicious JavaScript code injected into the 'q' parameter. Commands to detect such attempts could include using web server logs analysis tools or grep commands to search for suspicious patterns, for example: grep -i 'search?q=<script' /var/log/apache2/access.log. Additionally, web application firewalls (WAF) can be configured to detect and block such injection attempts. [1]


What immediate steps should I take to mitigate this vulnerability?

Immediate mitigation steps include implementing input validation and sanitization on the 'q' parameter in the '/search' endpoint to prevent HTML/JavaScript injection. Since no patch or solution has been reported yet, it is recommended to apply web application firewall (WAF) rules to block malicious payloads targeting this parameter. Additionally, educating users to avoid clicking on suspicious URLs and monitoring for exploitation attempts can help reduce risk. [1]


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