# CVE-2026-4838: SourceCodester Malawi Online Market display.php sql injection

> Remote attackers can exploit SQL injection in display.php to read or modify database contents in SourceCodester Malawi Online Market.

- **Severity:** Medium 6.9 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 26 Mar 2026
- **Updated:** 12 May 2026
- **Also known as:** GHSA-m75r-w8f2-6h95

## What is CVE-2026-4838?

CVE-2026-4838 is a medium-severity SQL injection vulnerability in SourceCodester Malawi Online Market, published on 26 Mar 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A flaw has been found in SourceCodester Malawi Online Market 1.0. The impacted element is an unknown function of the file /display.php. Executing a manipulation of the argument ID can lead to sql injection. It is possible to launch the attack remotely. The exploit has been published and may be used.

Weakness: CWE-89 (Improper Neutralization of Special Elements used in an SQL Command), CWE-74 (Improper Neutralization of Special Elements in Output Used by a Downstream Component)

## Which versions are affected by CVE-2026-4838?


## How do I fix CVE-2026-4838?

No fix has been published for CVE-2026-4838 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-4838 being exploited?

There is no known exploitation of CVE-2026-4838 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-4838 and fix it if it is affected.

What it is: CVE-2026-4838 is a medium-severity SQL injection vulnerability in SourceCodester Malawi Online Market, published on 26 Mar 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-4838 in the wild and no public exploit code.

Affected product: SourceCodester Malawi Online Market. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-4838/ (Markdown: https://insights.sbomify.com/CVE-2026-4838/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-4838
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-4838
- OSV: https://osv.dev/vulnerability/CVE-2026-4838

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-4838/
Summaries are generated and may contain mistakes; the official description above is the record.