8.8
HIGH CVSS 4.0
CVE-2021-47811
Grocery crud 1.6.4 - 'order_by' SQL Injection
Description

Grocery Crud 1.6.4 contains a SQL injection vulnerability in the order_by parameter that allows remote attackers to manipulate database queries. Attackers can inject malicious SQL code through the order_by[] parameter in POST requests to the ajax_list endpoint to potentially extract or modify database information.

INFO

Published Date :

Jan. 16, 2026, 12:16 a.m.

Last Modified :

Jan. 16, 2026, 12:16 a.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2021-47811 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 HIGH 83251b91-4cc7-4094-a5c7-464a1b83ea10
CVSS 3.1 HIGH [email protected]
CVSS 4.0 HIGH 83251b91-4cc7-4094-a5c7-464a1b83ea10
CVSS 4.0 HIGH [email protected]
Solution
Update Grocery Crud to a version that patches the SQL injection vulnerability in the order_by parameter.
  • Update Grocery Crud to a secure version.
  • Sanitize all user inputs for database queries.
  • Implement parameterized queries.
  • Restrict database user permissions.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2021-47811.

URL Resource
https://www.exploit-db.com/exploits/49985
https://www.grocerycrud.com/
https://www.grocerycrud.com/downloads
https://www.vulncheck.com/advisories/grocery-crud-orderby-sql-injection
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-47811 is associated with the following CWEs:

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-47811 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-47811 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Jan. 16, 2026

    Action Type Old Value New Value
    Added Description Grocery Crud 1.6.4 contains a SQL injection vulnerability in the order_by parameter that allows remote attackers to manipulate database queries. Attackers can inject malicious SQL code through the order_by[] parameter in POST requests to the ajax_list endpoint to potentially extract or modify database information.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
    Added CWE CWE-89
    Added Reference https://www.exploit-db.com/exploits/49985
    Added Reference https://www.grocerycrud.com/
    Added Reference https://www.grocerycrud.com/downloads
    Added Reference https://www.vulncheck.com/advisories/grocery-crud-orderby-sql-injection
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 8.8
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability
Base CVSS Score: 8.2
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact