CVE-2021-33562

MEDIUM

Shopizer < 2.17.0 - Reflected Cross-Site Scripting via Ref Parameter

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2021-33562. 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 reflected cross-site scripting (XSS) vulnerability in Shopizer before 2.17.0 allows remote attackers to inject arbitrary web script or HTML via the ref parameter to a page about an arbitrary product, e.g., a product/insert-product-name-here.html/ref= URL.

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 0.0032
EPSS Percentile 55.3%
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