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Case File

CVE-2021-3124

MEDIUM · CVSS 5.4 EPSS 0.90% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-02-25 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.4. Public exploit code or proof-of-concept references have been detected in its references. It may be remotely exploitable.

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-2021-3124
Severity
MEDIUM
CVSS
5.4
EPSS
0.90%

Original NVD Description

Stored cross-site scripting (XSS) in form field in robust.systems product Custom Global Variables v 1.0.5 allows a remote attacker to inject arbitrary code via the vars[0][name] field.