XSS in Remyandrade Matching Type Test
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.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.003 (23.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 24th percentile — 23.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Remyandrade Matching Type Test — versions 1.0
Weakness classification (CWE)
References
- www.sourcecodester.com/javascript/18431/matching-type-test-using-html-css-and-j… (Product)
- github.com/floccocam-cpu/CVE-Research-2025/blob/main/CVE-2025-63713/README7.md (Exploit, Third Party Advisory, Mitigation)
Frequently asked questions
- What is CVE-2025-63713?
- CVE-2025-63713 is a medium-severity vulnerability in Remyandrade Matching Type Test, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-11-07.
- How severe is CVE-2025-63713?
- Medium severity. CVSS v3 base score is 6.1 out of 10.