CVE-2026-5811 SourceCodester Online Food Ordering System POST Parameter Actions.php save_product logic error

Medium 5.3 Published Updated

Attackers can manipulate product prices via POST parameters in the Online Food Ordering System, leading to business logic errors and unauthorized data modification.

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-2026-5811?

CVE-2026-5811 is a medium-severity vulnerability in SourceCodester Online Food Ordering System, published on 8 Apr 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability was identified in SourceCodester Online Food Ordering System 1.0. Affected by this issue is the function save_product of the file /Actions.php of the component POST Parameter Handler. Such manipulation of the argument price leads to business logic errors. The attack may be performed from remote. The exploit is publicly available and might be used.

Weakness: CWE-840

Which versions are affected by CVE-2026-5811?

How do I fix CVE-2026-5811?

No fix has been published for CVE-2026-5811 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-5811 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-5811 exists.

Sources

Also known as GHSA-g2vp-wffw-c4mw.

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