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Case File

CVE-2021-31930

MEDIUM · CVSS 6.1 EPSS 0.92% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-05-19 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 6.1. It affects Java. 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.

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

CVE
CVE-2021-31930
Severity
MEDIUM
CVSS
6.1
EPSS
0.92%
Java

Original NVD Description

Persistent cross-site scripting (XSS) in the web interface of Concerto through 2.3.6 allows an unauthenticated remote attacker to introduce arbitrary JavaScript by injecting an XSS payload into the First Name or Last Name parameter upon registration. When a privileged user attempts to delete the account, the XSS payload will be executed.