CVE-2021-41649

CRITICAL EXPLOITED NUCLEI

online-shopping-system-advanced - Unauthenticated SQL Injection via cat_id Parameter

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2021-41649 has been observed exploited in the wild (reported by VulnCheck KEV). EIP tracks 1 public exploit from researchers including MobiusBinary. A Nuclei detection template is also available.

AI-analyzed exploit summary This repository provides a detailed writeup and SQLMap payloads for CVE-2021-41649, an SQL injection vulnerability in the 'online-shopping-system' affecting the 'cat_id' parameter in '/homeaction.php'. The payloads include boolean-based blind, error-based, time-based blind, and UNION query examples.

Description

An un-authenticated SQL Injection exists in PuneethReddyHC online-shopping-system-advanced through the /homeaction.php cat_id parameter. Using a post request does not sanitize the user input.

Exploits (1)

nomisec WRITEUP
by MobiusBinary · poc
https://github.com/MobiusBinary/CVE-2021-41649

This repository provides a detailed writeup and SQLMap payloads for CVE-2021-41649, an SQL injection vulnerability in the 'online-shopping-system' affecting the 'cat_id' parameter in '/homeaction.php'. The payloads include boolean-based blind, error-based, time-based blind, and UNION query examples.

Classification
Writeup 90%
Attack Type
Sqli
Complexity
Trivial
Reliability
Reliable
Target: online-shopping-system (version not specified)
No auth needed
Prerequisites: Access to the target application's '/homeaction.php' endpoint
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Nuclei Templates (1)

PuneethReddyHC Online Shopping System homeaction.php SQL Injection
CRITICALby daffainfo

References (4)

Core 4
Core References
Exploit, Third Party Advisory x_refsource_misc
https://streamable.com/aii806
Exploit, Third Party Advisory x_refsource_misc
https://github.com/nu11secur1ty/CVE-mitre/tree/main/CVE-2021-41649
Exploit, Third Party Advisory x_refsource_misc
https://streamable.com/mnn7dn

Scores

CVSS v3 9.8
EPSS 0.5177
EPSS Percentile 98.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

VulnCheck KEV 2024-01-22
CWE
CWE-89
Status published
Products (1)
online-shopping-system-advanced_project/online-shopping-system-advanced
Published Oct 01, 2021
Tracked Since Feb 18, 2026