CVE-2021-40577
A Stored Cross Site Scripting (XSS) vulnerability exists in Sourcecodester Online Enrollment...
A Stored Cross Site Scripting (XSS) vulnerability exists in Sourcecodester Online Enrollment Management System in PHP and PayPal Free Source Code 1.0 in the Add-Users page via the Name parameter.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
A Stored Cross Site Scripting (XSS) vulnerability exists in Sourcecodester Online Enrollment Management System in PHP and PayPal Free Source Code 1.0 in the Add-Users page via the Name parameter.
- Record
CVE-2021-40577- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 3.5 Low
AV:N/AC:M/Au:S/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE ListNo score
A Stored Cross Site Scripting (XSS) vulnerability exists in Sourcecodester Online Enrollment Management System in PHP and PayPal Free Source Code 1.0 in the Add-Users page via the Name parameter.
- Record
CVE-2021-40577- Updated
- 2026-11-02
EUVDEUVD-2021-27752No score
A Stored Cross Site Scripting (XSS) vulnerability exists in Sourcecodester Online Enrollment Management System in PHP and PayPal Free Source Code 1.0 in the Add-Users page via the Name parameter.
- Record
EUVD-2021-27752- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-72mm-g9wv-3mp5No score
A Stored Cross Site Scripting (XSS) vulnerability exists in Sourcecodester Online Enrollment...
A Stored Cross Site Scripting (XSS) vulnerability exists in Sourcecodester Online Enrollment Management System in PHP and PayPal Free Source Code 1.0 in the Add-Users page via the Name parameter.
- Record
GHSA-72mm-g9wv-3mp5- Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Online Enrollment Management System in PHP and PayPal 1.0 - 'U_NAME' Stored Cross-Site Scripting | 2021-12-01 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-40577 is a medium vulnerability (CVSS 5.4) in Online Enrollment Management System Project Enrollment Management System, published November 8, 2021. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 1.64%, the 76th percentile. No source names a fixed version.