VULNERABILITY INTELLIGENCE

CVE-2021-36622

CVSS score9.8 CRITICAL
EPSS probability1.87%
CISA KEVNot currently listed
Published2021-08-03
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

Sourcecodester Online Covid Vaccination Scheduler System 1.0 is affected vulnerable to Arbitrary File Upload. The admin panel has an upload function of profile photo accessible at http://localhost/scheduler/admin/?page=user. An attacker could upload a malicious file such as shell.php with the Content-Type: image/png. Then, the attacker have to visit the uploaded profile photo to access the shell.

Weakness classification

  • CWE-434: Unrestricted Upload of File with Dangerous Type

Primary references