What is CVE-2021-47811?

CVE-2021-47811 is a critical-severity vulnerability in Grocerycrud Grocery Crud, classified under SQL Injection. CVSS score: 9.1/10. Published 2026-01-16.

How severe is CVE-2021-47811?

Critical severity. CVSS v3 base score is 9.1 out of 10.

SQL Injection in Grocerycrud Grocery Crud

CVE-2021-47811

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 t…

Vulnerability class: SQL Injection

EPSS: 0.005 (40.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Grocerycrud Grocery Crud — versions < v2.0.1
Grocerycrud Grocery_crud

Weakness classification (CWE)

CWE-89 — SQL Injection

References

disclosure@vulncheck.com (Exploit, exploit)
disclosure@vulncheck.com (Product, product)
disclosure@vulncheck.com (Product, product)
disclosure@vulncheck.com (Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2021-47811?: CVE-2021-47811 is a critical-severity vulnerability in Grocerycrud Grocery Crud, classified under SQL Injection. CVSS score: 9.1/10. Published 2026-01-16.
How severe is CVE-2021-47811?: Critical severity. CVSS v3 base score is 9.1 out of 10.