CVE-2026-19921 code-projects Online Shopping System homeaction.php sql injection
Remote attackers can exploit SQL injection in the cat_id parameter of homeaction.php to read or modify database contents.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-19921?
CVE-2026-19921 is a medium-severity SQL injection vulnerability in code-projects Online Shopping System, published on 16 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A vulnerability was identified in code-projects Online Shopping System 1.0. Affected by this vulnerability is an unknown functionality of the file /homeaction.php. Such manipulation of the argument cat_id leads to sql injection. It is possible to launch the attack remotely. The exploit is publicly available and might be used.
Which versions are affected by CVE-2026-19921?
How do I fix CVE-2026-19921?
No fix has been published for CVE-2026-19921 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-2026-19921 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-19921 exists.
Sources
Also known as GHSA-4r63-9hmp-wx4v.