CVE-2026-86223 SourceCodester Class and Exam Timetabling System modal_add_coursea.php mysqli_query sql injection
Remote attackers can perform SQL injection via the course argument in the admin module, potentially reading or modifying database contents.
- 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-2026-86223?
CVE-2026-86223 is a medium-severity SQL injection vulnerability in SourceCodester Class and Exam Timetabling System, published on 6 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A vulnerability was found in SourceCodester Class and Exam Timetabling System 1.0. This impacts the function mysqli_query of the file /admin/modal_add_coursea.php. Performing a manipulation of the argument course results in sql injection. Remote exploitation of the attack is possible. The exploit has been made public and could be used.
Which versions are affected by CVE-2026-86223?
How do I fix CVE-2026-86223?
No fix has been published for CVE-2026-86223 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-2026-86223 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-86223 exists.
Sources
Also known as GHSA-86h8-j4jv-gxpx.