CVE-2020-23828

9.8 criticalEPSS 4.1%

Critical (9.8) in online course registration project online course registration. EPSS 4.1% chance of exploitation in the next 30 days.

A File Upload vulnerability in SourceCodester Online Course Registration v1.0 allows remote attackers to achieve Remote Code Execution (RCE) on the hosting webserver by uploading a crafted PHP web-shell that bypasses the image upload filters. An attack uses /Online%20Course%20Registration/my-profile.php with the POST parameter photo.

Severity

CVSS 3.1

9.8 critical

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

EPSS: 4.1% chance of exploitation in the next 30 days; higher than 90% of CVEs (scores of 2026-10-31)
CWE: CWE-434
Published: 2020-09-15
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

online_course_registration_project:online_course_registration

References

https://www.exploit-db.com/exploits/48704
https://www.sourcecodester.com/php/14251/online-course-registration.html
https://www.exploit-db.com/exploits/48704
https://www.sourcecodester.com/php/14251/online-course-registration.html

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