CVE-2021-47907 - CVE House
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Status published Medium CVE-2021-47907

Rocket LMS 1.1 Persistent Cross-Site Scripting via Support Tickets

Vulnerability Description

Rocket LMS 1.1 contains a persistent cross-site scripting vulnerability in the support ticket module that allows authenticated users to inject malicious script code through the title parameter. Attackers can submit support tickets with embedded HTML/JavaScript payloads that execute in the browsers of other users viewing the message history, enabling session hijacking and phishing attacks.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Vulnerability-Lab

Affected Vendor

Affected Software

Rocket LMS
Vulnerable Versions:
1.1

Timeline

Official Publish: May 10th, 2026
Last Modified: May 24th, 2026
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Weaknesses (CWE)