CVE-2020-29470

MEDIUM

OpenCart 3.0.3.6 - Stored Cross-Site Scripting in Mail Subject Field

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2020-29470. PoCs published by Hemant Patidar.

AI-analyzed exploit summary This exploit demonstrates a stored XSS vulnerability in OpenCart 3.0.3.6, where a malicious script can be injected into the 'subject' field of a mail, triggering when any user opens the mail. The PoC includes a sample HTTP POST request with the payload.

Description

OpenCart 3.0.3.6 is affected by cross-site scripting (XSS) in the Subject field of mail. This vulnerability can allow an attacker to inject the XSS payload in the Subject field of the mail and each time any user will open that mail of the website, the XSS triggers and the attacker can able to steal the cookie according to the crafted payload.

Exploits (1)

exploitdb WORKING POC
by Hemant Patidar · textwebappsphp
https://www.exploit-db.com/exploits/49099

This exploit demonstrates a stored XSS vulnerability in OpenCart 3.0.3.6, where a malicious script can be injected into the 'subject' field of a mail, triggering when any user opens the mail. The PoC includes a sample HTTP POST request with the payload.

Classification
Working Poc 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: OpenCart 3.0.3.6
Auth required
Prerequisites: Access to OpenCart admin panel · Valid user token
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (1)

Core 1
Core References
Exploit, Third Party Advisory, VDB Entry x_refsource_misc
https://www.exploit-db.com/exploits/49099

Scores

CVSS v3 4.8
EPSS 0.0055
EPSS Percentile 68.5%
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)
opencart/opencart 3.0.3.6
opencart/opencart Packagist
Published Dec 29, 2020
Tracked Since Feb 18, 2026