# CVE-2024-28126: Cross-site scripting in 0ch BBS Script

> Cross-site scripting in 0ch BBS Script allows arbitrary script execution in user browsers; users should discontinue use as the developer is unreachable.

- **Severity:** Medium 6.1 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 26 Mar 2024
- **Updated:** 5 Nov 2024
- **Also known as:** GHSA-pqvp-7fm6-8x84

## What is CVE-2024-28126?

CVE-2024-28126 is a medium-severity cross-site scripting vulnerability in Zerochannel 0ch BBS Script, published on 26 Mar 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

### Official description

Cross-site scripting vulnerability exists in 0ch BBS Script ver.4.00. An arbitrary script may be executed on the web browser of the user accessing the website that uses the product. Note that the developer was unreachable, therefore, users should consider stop using 0ch BBS Script ver.4.00.

Weakness: CWE-79 (Improper Neutralization of Input During Web Page Generation)

## Which versions are affected by CVE-2024-28126?


## How do I fix CVE-2024-28126?

No fix has been published for CVE-2024-28126 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-28126 being exploited?

There is no known exploitation of CVE-2024-28126 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-28126 and fix it if it is affected.

What it is: CVE-2024-28126 is a medium-severity cross-site scripting vulnerability in Zerochannel 0ch BBS Script, published on 26 Mar 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2024-28126 in the wild and no public exploit code.

Affected product: Zerochannel 0ch BBS Script. 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-2024-28126/ (Markdown: https://insights.sbomify.com/CVE-2024-28126/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-28126
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-28126
- OSV: https://osv.dev/vulnerability/CVE-2024-28126

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From sbomify Insights: https://insights.sbomify.com/CVE-2024-28126/
Summaries are generated and may contain mistakes; the official description above is the record.