CVE-2023-42808

Public Exploit
Common Voice Cross-site Scripting vulnerability

Description

Common Voice is the web app for Mozilla Common Voice, a platform for collecting speech donations in order to create public domain datasets for training voice recognition-related tools. Version 1.88.2 is vulnerable to reflected Cross-Site Scripting given that user-controlled data flows to a path expression (path of a network request). This issue may lead to reflected Cross-Site Scripting (XSS) in the context of Common Voice’s server origin. As of time of publication, it is unknown whether any patches or workarounds exist.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.11%
Third-Party Advisory github.com
Affected: Mozilla common-voice
Published at:
Updated at:

References

Link Tags
https://securitylab.github.com/advisories/GHSL-2023-026_Common_Voice/ third party advisory exploit
https://github.com/mozilla/common-voice/blob/9d6ffd755e29b81918b86b9f5218b9c27d9c1c1a/server/src/fetch-legal-document.ts#LL21-L62C2 product
https://github.com/mozilla/common-voice/blob/9d6ffd755e29b81918b86b9f5218b9c27d9c1c1a/server/src/server.ts#L214 product

Frequently Asked Questions

What is the severity of CVE-2023-42808?
CVE-2023-42808 has been scored as a medium severity vulnerability.
How to fix CVE-2023-42808?
To fix CVE-2023-42808, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-42808 being actively exploited in the wild?
It is possible that CVE-2023-42808 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-42808?
CVE-2023-42808 affects Mozilla common-voice.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.