CVE-2021-45866

Name: CVE-2021-45866
Creator: NVD / NIST
Published: 2022-03-29T01:15:07.057+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.54%

Last modified Jun 17, 2026

CVE-2021-45866 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. A Stored Cross Site Scripting (XSS) vulnerability exists in Sourcecodester Student Attendance Management System 1.0 via the couse filed in index.php.. EPSS estimates a 0.54% chance of exploitation in the next 30 days.

Description

A Stored Cross Site Scripting (XSS) vulnerability exists in Sourcecodester Student Attendance Management System 1.0 via the couse filed in index.php.

Metrics

CVSS 3.1

5.4/10

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

EPSS Probability

0.54%

41.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Student Attendance Management System Project	Student Attendance Management System	1.0

References

https://github.com/lohyt/XSS-in-Student-attendance-managementExploit, Third Party Advisory
https://github.com/lohyt/XSS-in-Student-attendance-managementExploit, Third Party Advisory

Timeline

Published: Mar 29, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-45866?

A Stored Cross Site Scripting (XSS) vulnerability exists in Sourcecodester Student Attendance Management System 1.0 via the couse filed in index.php.

How severe is CVE-2021-45866?

CVE-2021-45866 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.54% probability of exploitation in the next 30 days.

How do I fix CVE-2021-45866?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-45866?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST