CVE-2021-36622
9.8 · CRITICALOverview
CVE-2021-36622 is a critical-severity vulnerability affecting online_covid_vaccination_scheduler_system_project online_covid_vaccination_scheduler_system. It was published on August 3, 2021 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical 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.
Remediation
Check the references section for vendor advisories and patches from online_covid_vaccination_scheduler_system_project. Update online_covid_vaccination_scheduler_system to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
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Frequently Asked Questions
What is CVE-2021-36622?
CVE-2021-36622 is a critical-severity vulnerability affecting online_covid_vaccination_scheduler_system_project online_covid_vaccination_scheduler_system. It was published on August 3, 2021 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
How severe is CVE-2021-36622?
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2021-36622?
Check the references section for vendor advisories and patches from online_covid_vaccination_scheduler_system_project. Update online_covid_vaccination_scheduler_system to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-36622?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-36622 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
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