CVE-2021-31650 SQL injection in n/a

Critical 9.8 Published 16 Dec 2022 Updated 21 Apr 2025

Remote attackers can execute arbitrary SQL commands via the uname parameter in the Online Grading System.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2021-31650?

CVE-2021-31650 is a critical SQL injection vulnerability in n/a, published on 16 Dec 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A SQL injection vulnerability in Sourcecodester Online Grading System 1.0 allows remote attackers to execute arbitrary SQL commands via the uname parameter.

Weakness: CWE-89

Which versions are affected by CVE-2021-31650?

It affects 1 product.

Products include Online Grading System Project Online Grading System.

How do I fix CVE-2021-31650?

No fix has been published for CVE-2021-31650 yet. Limit exposure of the affected software until one is available.

Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.

Is CVE-2021-31650 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-31650 exists.

Sources

Also known as GHSA-m63h-r5p2-prqh.