CVE-2021-3239

9.8 CRITICAL

E-Learning System 1.0 suffers from an unauthenticated SQL injection vulnerability, which allows remote attackers to execute arbitrary cod...

Published: 2021-02-15 · Last updated: 2026-06-17

Severity and scoring

CVSS: 9.8 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE: CWE-89

Affected products

Vendor	Product
e-learning_system_project	e-learning_system

Description

E-Learning System 1.0 suffers from an unauthenticated SQL injection vulnerability, which allows remote attackers to execute arbitrary code on the hosting web server and gain a reverse shell.

Source: NVD

References

[NVD]https://nvd.nist.gov/vuln/detail/CVE-2021-3239
[Exploit reference]https://github.com/TCSWT/E-Learning-System/blob/main/README.md
[Exploit reference]https://github.com/nu11secur1ty/CVE-nu11secur1ty/tree/main/vendors/janobe/CVE-nu11-101821
[Exploit reference]https://packetstormsecurity.com/files/160966/E-Learning-System-1.0-SQL-Injection-Shell-Upload.html
[Exploit reference]https://www.exploit-db.com/exploits/49434
[Other]https://www.sourcecodester.com/php/12808/e-learning-system-using-phpmysqli.html
[Exploit reference]https://github.com/TCSWT/E-Learning-System/blob/main/README.md
[Exploit reference]https://github.com/nu11secur1ty/CVE-nu11secur1ty/tree/main/vendors/janobe/CVE-nu11-101821
[Exploit reference]https://packetstormsecurity.com/files/160966/E-Learning-System-1.0-SQL-Injection-Shell-Upload.html
[Exploit reference]https://www.exploit-db.com/exploits/49434
[Other]https://www.sourcecodester.com/php/12808/e-learning-system-using-phpmysqli.html

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