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Case File

CVE-2021-28556

MEDIUM · CVSS 6.9 EPSS 1.40% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-06-28 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 6.9. It affects Java. Public exploit code or proof-of-concept references have been detected in its references. Exploitation may require the attacker to be authenticated.

Public Exploit Signal

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

Detected Signals
exploit

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

CVE
CVE-2021-28556
Severity
MEDIUM
CVSS
6.9
EPSS
1.40%
Java

Original NVD Description

Magento versions 2.4.2 (and earlier), 2.4.1-p1 (and earlier) and 2.3.6-p1 (and earlier) are affected by a DOM-based Cross-Site Scripting vulnerability on mage-messages cookies. Successful exploitation could lead to arbitrary JavaScript execution by an unauthenticated attacker. User interaction is required for successful exploitation.

Related CVEs

Other vulnerabilities affecting the same vendor(s)