AUGUST 4, 2026
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Case File

CVE-2021-33371

MEDIUM · CVSS 5.4 EPSS 0.58% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-07-28 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

External Security References
exploit-db.com ↗

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2021-33371
Severity
MEDIUM
CVSS
5.4
EPSS
0.58%

Original 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.