CVE-2025-63713: matching type test XSS — Exploit

Description

Cross-Site Scripting (XSS) vulnerability in SourceCodester "MatchMaster" 1.0 allows remote attackers to inject arbitrary web script or HTML via crafted input in the custom test creation feature. The vulnerability exists because the application fails to properly sanitize user-supplied input in test titles and matching pair items before rendering them in the DOM during test execution.

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CVSS v3.1 Score

6.1

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

Affected Products

Vendor	Product	Versions
remyandrade	matching_type_test	All

References

Exploits

https://github.com/floccocam-cpu/CVE-Research-2025/blob/main/CVE-2025-63713/README7.md

Other References

https://www.sourcecodester.com/javascript/18431/matching-type-test-using-html-css-and-javascript-source-code.html

Frequently Asked Questions

What is CVE-2025-63713? +

Cross-Site Scripting (XSS) vulnerability in SourceCodester "MatchMaster" 1.0 allows remote attackers to inject arbitrary web script or HTML via crafted input in the custom test creation feature. The vulnerability exists because the application fails to properly sanitize user-supplied input in test titles and matching pair items before rendering them in the DOM during test execution. It has a CVSS v3.1 base score of 6.1 (MEDIUM).

How severe is CVE-2025-63713? +

CVE-2025-63713 has a CVSS v3.1 score of 6.1 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-63713? +

CVE-2025-63713 affects products from remyandrade, specifically: matching_type_test. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-63713? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2025-63713