CVE-2021-35415

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.

• CWE-79

• https://github.com/andrejspuler/writeups/tree/main/chamilo-lms#multiple-stored-cross-site-scripting-vulnerabilitiesExploit, Patch, Third Party Advisory
• https://github.com/chamilo/chamilo-lms/commit/19189a91d1eac9aa204b9439b82e3e73c8ac2e03Patch, Third Party Advisory
• https://github.com/chamilo/chamilo-lms/commit/cf84be1ca1d9a08ad1341dfbf8df475b13a89072Patch, Third Party Advisory
• https://github.com/chamilo/chamilo-lms/commit/fd54f6194285f949c86060d3b2a7967b43689480Patch, Third Party Advisory
• https://support.chamilo.org/projects/1/wiki/Security_issues#Issue-61-2021-05-14-Low-impact-very-low-risk-XSS-in-course-nameIssue Tracking, Patch, Vendor Advisory
• https://support.chamilo.org/projects/1/wiki/Security_issues#Issue-62-2021-05-14-Low-impact-low-risk-XSS-in-course-descriptionIssue Tracking, Patch, Vendor Advisory
• https://support.chamilo.org/projects/1/wiki/Security_issues#Issue-63-2021-05-14-Low-impact-moderate-risk-XSS-in-course-documentsIssue Tracking, Patch, Vendor Advisory
• https://support.chamilo.org/projects/1/wiki/Security_issues#Issue-64-2021-05-14-Low-impact-low-risk-XSS-in-course-document-title-on-uploadPatch, Vendor Advisory
• https://github.com/andrejspuler/writeups/tree/main/chamilo-lms#multiple-stored-cross-site-scripting-vulnerabilitiesExploit, Patch, Third Party Advisory
• https://github.com/chamilo/chamilo-lms/commit/19189a91d1eac9aa204b9439b82e3e73c8ac2e03Patch, Third Party Advisory
• https://github.com/chamilo/chamilo-lms/commit/cf84be1ca1d9a08ad1341dfbf8df475b13a89072Patch, Third Party Advisory
• https://github.com/chamilo/chamilo-lms/commit/fd54f6194285f949c86060d3b2a7967b43689480Patch, Third Party Advisory
• https://support.chamilo.org/projects/1/wiki/Security_issues#Issue-61-2021-05-14-Low-impact-very-low-risk-XSS-in-course-nameIssue Tracking, Patch, Vendor Advisory
• https://support.chamilo.org/projects/1/wiki/Security_issues#Issue-62-2021-05-14-Low-impact-low-risk-XSS-in-course-descriptionIssue Tracking, Patch, Vendor Advisory
• https://support.chamilo.org/projects/1/wiki/Security_issues#Issue-63-2021-05-14-Low-impact-moderate-risk-XSS-in-course-documentsIssue Tracking, Patch, Vendor Advisory
• https://support.chamilo.org/projects/1/wiki/Security_issues#Issue-64-2021-05-14-Low-impact-low-risk-XSS-in-course-document-title-on-uploadPatch, Vendor Advisory

Published

Dec 3, 2021

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
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