CVE-2026-3962

Jcharis Machine-Learning-Web-Apps Jinja2 Template app.py render_template cross site scripting

MEDIUM
4.3
CVSS Score
Published: March 11, 2026 at 10:32 PM UTC
Updated: June 17, 2026 at 10:44 AM UTC
1 product affected across 1 vendorMachine-Learning-Web-Apps

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Severity
MEDIUM4.3
Exploit prediction
EPSS 0.4%
SSVC
PoC

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

a6996b634d98ccec4701ac8934016e8175b60eb5

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (6)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/?id.350391
SignaturePermissions Required
Source: cverecord
https://vuldb.com/?ctiid.350391
Third Party Advisory
Source: cverecord
https://vuldb.com/?submit.768226

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-79CWE-94

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