CVE-2025-34032

6.1 MEDIUM
Published: June 24, 2025 Modified: November 20, 2025

Description

A reflected cross-site scripting (XSS) vulnerability exists in the Moodle LMS Jmol plugin version 6.1 and prior via the data parameter in jsmol.php. The application fails to properly sanitize user input before embedding it into the HTTP response, allowing an attacker to execute arbitrary JavaScript in the victim's browser by crafting a malicious link. This can be used to hijack user sessions or manipulate page content. Exploitation evidence was observed by the Shadowserver Foundation on 2025-02-02 UTC.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://vulncheck.com/advisories/moodle-lms-jmol-plugin-xss
Source: disclosure@vulncheck.com
Third Party Advisory
https://www.dionach.com/moodle-jmol-plugin-multiple-vulnerabilities/
Source: disclosure@vulncheck.com
Exploit Third Party Advisory
https://www.exploit-db.com/exploits/46881
Source: disclosure@vulncheck.com
Exploit Third Party Advisory
https://www.exploit-db.com/exploits/46881
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Exploit Third Party Advisory

4 reference(s) from NVD

Quick Stats

CVSS v3 Score
6.1 / 10.0
EPSS (Exploit Probability)
0.1%
31th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

geoffrowland