# CVE-2021-24468: Leaflet Map < 3.0.0 - Contributor+ Stored XSS

> Contributors can inject malicious scripts via shortcode attributes in Leaflet Map, leading to stored XSS and potential account takeover.

- **Severity:** Medium 5.4 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 2 Aug 2021
- **Updated:** 3 Aug 2024
- **Also known as:** GHSA-9px2-pxx2-vq3x

## What is CVE-2021-24468?

CVE-2021-24468 is a medium-severity cross-site scripting vulnerability in Unknown Leaflet Map, published on 2 Aug 2021. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

### Official description

The Leaflet Map WordPress plugin before 3.0.0 does not escape some shortcode attributes before they are used in JavaScript code or HTML, which could allow users with a role as low as Contributors to exploit stored XSS issues

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

## Which versions are affected by CVE-2021-24468?

It affects 1 product.


Products: Bozdoz Leaflet Map.

## How do I fix CVE-2021-24468?

No fix has been published for CVE-2021-24468 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-24468 being exploited?

There is no known exploitation of CVE-2021-24468 in the wild and no public exploit code.

## Other vulnerabilities in Unknown Leaflet Map

- [CVE-2023-5050](https://insights.sbomify.com/CVE-2023-5050/): Leaflet Map <= 3.3.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode (medium 6.4)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-24468 and fix it if it is affected.

What it is: CVE-2021-24468 is a medium-severity cross-site scripting vulnerability in Unknown Leaflet Map, published on 2 Aug 2021. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2021-24468 in the wild and no public exploit code.

Affected product: Unknown Leaflet Map. 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-2021-24468/ (Markdown: https://insights.sbomify.com/CVE-2021-24468/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-24468
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-24468
- OSV: https://osv.dev/vulnerability/CVE-2021-24468

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-24468/
Summaries are generated and may contain mistakes; the official description above is the record.