RCE in Jcharis Machine-Learning-Web-Apps
CVE-2026-3962
A vulnerability was identified in Jcharis Machine-Learning-Web-Apps up to a6996b634d98ccec4701ac8934016e8175b60eb5. The impacted element is the function render_template of the file Machine-Learning-Web-Apps-master/Build-n-Deploy-Flask-App-with-Waypoint/app/app.py of the component Jinja2 Template Handler. Such manipulation leads to cross site scripting. It is possible to launch the attack remotely. The exploit is publicly available and might be used. This product takes the approach of rolling releases to provide continious delivery. Therefore, version details for affected and updated releases are not available. The project was informed of the problem early through an issue report but has not responded yet.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.003 (27.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.
Affected products
- Jcharis Machine-learning-web-apps — versions a6996b634d98ccec4701ac8934016e8175b60eb5
Weakness classification (CWE)
References
- cna@vuldb.com (technical-description, vdb-entry)
- cna@vuldb.com (signature, permissions-required)
- cna@vuldb.com (third-party-advisory)
- cna@vuldb.com (issue-tracking)
- cna@vuldb.com (issue-tracking, exploit)
- cna@vuldb.com (product)
Frequently asked questions
- What is CVE-2026-3962?
- CVE-2026-3962 is a medium-severity vulnerability in Jcharis Machine-Learning-Web-Apps, classified under Cross-site Scripting. CVSS score: 4.3/10. Published 2026-03-11.
- How severe is CVE-2026-3962?
- Medium severity. CVSS v3 base score is 4.3 out of 10.