CVE-2021-33561

MEDIUM

Shopizer < 2.17.0 - Stored Cross-Site Scripting via Customer Name Field

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2021-33561. PoCs published by Marek Toth.

AI-analyzed exploit summary This exploit demonstrates stored and reflected XSS vulnerabilities in Shopizer versions <= 2.16.0. The stored XSS is triggered via the 'customer_name' field in the administration panel, while the reflected XSS is executed through the 'ref' parameter in product URLs.

Description

A stored cross-site scripting (XSS) vulnerability in Shopizer before 2.17.0 allows remote attackers to inject arbitrary web script or HTML via customer_name in various forms of store administration. It is saved in the database. The code is executed for any user of store administration when information is fetched from the backend, e.g., in admin/customers/list.html.

Exploits (1)

exploitdb WORKING POC
by Marek Toth · textwebappsjava
https://www.exploit-db.com/exploits/49901

This exploit demonstrates stored and reflected XSS vulnerabilities in Shopizer versions <= 2.16.0. The stored XSS is triggered via the 'customer_name' field in the administration panel, while the reflected XSS is executed through the 'ref' parameter in product URLs.

Classification
Working Poc 100%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: Shopizer <= 2.16.0
Auth required
Prerequisites: Access to the administration panel for stored XSS · Victim interaction for reflected XSS
MITRE ATT&CK
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit, Third Party Advisory, VDB Entry x_refsource_misc
https://www.exploit-db.com/exploits/49901
Patch, Third Party Advisory x_refsource_misc
https://github.com/shopizer-ecommerce/shopizer/compare/2.16.0...2.17.0

Scores

CVSS v3 4.8
EPSS 0.0072
EPSS Percentile 72.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Details

CWE
CWE-79
Status published
Products (2)
com.shopizer/shopizer 0 - 2.17.0Maven
shopizer/shopizer < 2.17.0
Published May 24, 2021
Tracked Since Feb 18, 2026