Detections
Analytics

CVE-2021-35415

medium

Description

A stored cross-site scripting (XSS) vulnerability allows attackers to execute arbitrary web scripts or HTML via a crafted payload in the course "Title" and "Content" fields.

References

https://github.com/chamilo/chamilo-lms/commit/fd54f6194285f949c86060d3b2a7967b43689480

https://github.com/chamilo/chamilo-lms/commit/cf84be1ca1d9a08ad1341dfbf8df475b13a89072

https://github.com/chamilo/chamilo-lms/commit/19189a91d1eac9aa204b9439b82e3e73c8ac2e03

https://support.chamilo.org/projects/1/wiki/Security_issues#Issue-64-2021-05-14-Low-impact-low-risk-XSS-in-course-document-title-on-upload

https://support.chamilo.org/projects/1/wiki/Security_issues#Issue-63-2021-05-14-Low-impact-moderate-risk-XSS-in-course-documents

https://support.chamilo.org/projects/1/wiki/Security_issues#Issue-62-2021-05-14-Low-impact-low-risk-XSS-in-course-description

https://support.chamilo.org/projects/1/wiki/Security_issues#Issue-61-2021-05-14-Low-impact-very-low-risk-XSS-in-course-name

https://github.com/andrejspuler/writeups/tree/main/chamilo-lms#multiple-stored-cross-site-scripting-vulnerabilities

Details

Source: Mitre, NVD

Published: 2021-12-03

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 3.5

Vector: CVSS2#AV:N/AC:M/Au:S/C:N/I:P/A:N

Severity: Low

CVSS v3

Base Score: 4.8

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

Severity: Medium

EPSS

EPSS: 0.0061