CVE-2025-40730

Name: CVE-2025-40730
Creator: NVD / NIST
Published: 2025-07-28T11:15:25.077+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.8/10EPSS 0.27%

Last modified Jun 17, 2026

CVE-2025-40730 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. 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'. EPSS estimates a 0.27% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 4.0

4.8/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.27%

18.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

References

https://www.incibe.es/en/incibe-cert/notices/aviso/html-injection-vox-medias-chorus-cms

Timeline

Published: Jul 28, 2025
Last Modified: Jun 17, 2026
Status: Deferred

Frequently Asked Questions

What is CVE-2025-40730?

How severe is CVE-2025-40730?

CVE-2025-40730 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 0.27% probability of exploitation in the next 30 days.

How do I fix CVE-2025-40730?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-40730?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST