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Vulnerability record · CVE-2021-33371 · published 28 July 2022

CVE-2021-33371: Kabir-m-alhasan student management system cross-site scripting vulnerability

KKabir M Alhasan · Student Management System

A stored cross-site scripting (XSS) vulnerability in /nav_bar_action.php of Student Management System v1.0 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Chat box.

5.4 CVSS 3.1 Medium EPSS 0.61% · top 53.2% CWE-79 · Cross-site scripting
5.4CVSS 3.1 base score
0.61%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

A stored cross-site scripting (XSS) vulnerability in /nav_bar_action.php of Student Management System v1.0 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Chat box.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.exploit-db.com/exploits/49865 ExploitThird Party AdvisoryVDB Entry
https://www.exploit-db.com/exploits/49865 ExploitThird Party AdvisoryVDB Entry

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2021-33371), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.