# CVE-2024-11243: code-projects Online Shop Store signup.php cross site scripting

> An attacker can execute arbitrary JavaScript in the victim's browser via the signup page, potentially stealing cookies or session data.

- **Severity:** Medium 6.9 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 15 Nov 2024
- **Updated:** 15 Nov 2024
- **Also known as:** GHSA-fh6c-pmq3-8xp2

## What is CVE-2024-11243?

CVE-2024-11243 is a medium-severity cross-site scripting vulnerability in code-projects Online Shop Store, published on 15 Nov 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A vulnerability classified as problematic has been found in code-projects Online Shop Store 1.0. This affects an unknown part of the file /signup.php. The manipulation of the argument m2 with the input <svg%20onload=alert(document.cookie)> leads to cross site scripting. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

Weakness: CWE-94 (Improper Control of Generation of Code), CWE-79 (Improper Neutralization of Input During Web Page Generation)

## Which versions are affected by CVE-2024-11243?

It affects 1 product.


Products: Code-Projects Online Shop Store.

## How do I fix CVE-2024-11243?

No fix has been published for CVE-2024-11243 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-11243 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-11243 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-11243 and fix it if it is affected.

What it is: CVE-2024-11243 is a medium-severity cross-site scripting vulnerability in code-projects Online Shop Store, published on 15 Nov 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-11243 exists.

Affected product: code-projects Online Shop Store. 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-2024-11243/ (Markdown: https://insights.sbomify.com/CVE-2024-11243/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-11243
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-11243
- OSV: https://osv.dev/vulnerability/CVE-2024-11243

---
From sbomify Insights: https://insights.sbomify.com/CVE-2024-11243/
Summaries are generated and may contain mistakes; the official description above is the record.