What’s Vulnerable › Vulnerabilities

CVE-2016-2539

• Severity: high (CVSS 8.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 4.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2017-02-07 · updated 2026-06-17
• Weakness: CWE-352

Description

Cross-site request forgery (CSRF) vulnerability in install_modules.php in ATutor before 2.2.2 allows remote attackers to hijack the authentication of users for requests that upload arbitrary files and execute arbitrary PHP code via vectors involving a crafted zip file.

Affected products

• ATutor: through 2.2.1

References

• https://github.com/atutor/ATutor/commit/bfc6c80c6c217c5515172f3cc949e13dfa1a92ac
• https://packetstormsecurity.com/files/136109/ATutor-LMS-2.2.1-CSRF-Remote-Code-Execution.html
• https://www.exploit-db.com/exploits/39524/
• https://github.com/atutor/ATutor/commit/bfc6c80c6c217c5515172f3cc949e13dfa1a92ac
• https://packetstormsecurity.com/files/136109/ATutor-LMS-2.2.1-CSRF-Remote-Code-Execution.html
• https://www.exploit-db.com/exploits/39524/

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