# CVE-2024-31349: WordPress MailMunch – Grow your Email List plugin <= 3.1.6 - Cross Site Scripting (XSS) vulnerability

> A stored cross-site scripting vulnerability in the MailMunch WordPress plugin allows attackers to inject malicious scripts into web pages viewed by other users.

- **Severity:** Medium 6.5 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L`)
- **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:** 7 Apr 2024
- **Updated:** 28 Apr 2026
- **Also known as:** GHSA-wc9x-r2g7-vjwr

## What is CVE-2024-31349?

CVE-2024-31349 is a medium-severity cross-site scripting vulnerability in MailMunch – Grow your Email List, published on 7 Apr 2024. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

### Official description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in MailMunch MailMunch – Grow your Email List allows Stored XSS.This issue affects MailMunch – Grow your Email List: from n/a through 3.1.6.

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

## Which versions are affected by CVE-2024-31349?

It affects 1 product.


Products: Mailmunch Mailmunch.

## How do I fix CVE-2024-31349?

No fix has been published for CVE-2024-31349 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-31349 being exploited?

There is no known exploitation of CVE-2024-31349 in the wild and no public exploit code.

## Other vulnerabilities in MailMunch – Grow your Email List

- [CVE-2024-8735](https://insights.sbomify.com/CVE-2024-8735/): MailMunch – Grow your Email List <= 3.1.8 - Reflected Cross-Site Scripting (medium 6.1)
- [CVE-2023-41852](https://insights.sbomify.com/CVE-2023-41852/): WordPress MailMunch – Grow your Email List Plugin <= 3.1.2 is vulnerable to Cross Site Request Forgery (CSRF) (medium 4.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-31349 and fix it if it is affected.

What it is: CVE-2024-31349 is a medium-severity cross-site scripting vulnerability in MailMunch – Grow your Email List, published on 7 Apr 2024. 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-2024-31349 in the wild and no public exploit code.

Affected product: MailMunch – Grow your Email List. 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-2024-31349/ (Markdown: https://insights.sbomify.com/CVE-2024-31349/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-31349
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-31349
- OSV: https://osv.dev/vulnerability/CVE-2024-31349

---
From sbomify Insights: https://insights.sbomify.com/CVE-2024-31349/
Summaries are generated and may contain mistakes; the official description above is the record.