CVE-2021-47928 PUBLISHED

Opencart TMD Vendor System 3.x Blind SQL Injection via product route

Assigner: VulnCheck
Reserved: 01.02.2026 Published: 10.05.2026 Updated: 10.05.2026

Opencart TMD Vendor System 3.x contains a blind SQL injection vulnerability that allows unauthenticated attackers to extract database information by injecting SQL code through the product_id parameter. Attackers can craft malicious SQL queries using time-based or content-based blind injection techniques to enumerate usernames, emails, and password reset codes from the oc_user table.

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N
CVSS Score: 8.8

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	None
Attack Complexity	Low	Integrity	Low	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
CVSS Score: 8.2

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	Low
User Interaction	None	Availability Impact	None

CVSS 3.1

Product Status

Vendor	opencartextensions
Product	Extension TMD Vendor System
Versions	Version 3.0 is affected

Credits

Muhammad Zaki Sulistya (zaki.sulistya@gmail.com) finder

References

Problem Types

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') CWE