# CVE-2023-2518: Easy Forms for Mailchimp < 6.8.9 - Reflected XSS

> Reflected XSS in Easy Forms for Mailchimp allows attackers to execute scripts against admins when debug mode is enabled.

- **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:** 30 May 2023
- **Updated:** 10 Jan 2025
- **Also known as:** GHSA-qx4c-77h7-7fwj

## What is CVE-2023-2518?

CVE-2023-2518 is a medium-severity cross-site scripting vulnerability in Unknown Easy Forms for Mailchimp, published on 30 May 2023. 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

The Easy Forms for Mailchimp WordPress plugin before 6.8.9 does not sanitise and escape a parameter before outputting it back in the page when the debug option is enabled, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin.

## Which versions are affected by CVE-2023-2518?

It affects 1 product.


Products: Yikesinc Easy Forms for Mailchimp.

## How do I fix CVE-2023-2518?

No fix has been published for CVE-2023-2518 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-2518 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-2518 exists.

Public exploit code:

- WordPress Easy Forms for Mailchimp Plugin < 6.8.9 - Cross-Site Scripting (nuclei): http/cves/2023/CVE-2023-2518.yaml

## Other vulnerabilities in Unknown Easy Forms for Mailchimp

- [CVE-2019-15318](https://insights.sbomify.com/CVE-2019-15318/): Code injection in n/a (critical 9.8)
- [CVE-2023-1324](https://insights.sbomify.com/CVE-2023-1324/): Easy Forms for MailChimp < 6.8.8 - Reflected XSS (medium 6.1)
- [CVE-2021-24985](https://insights.sbomify.com/CVE-2021-24985/): Easy Forms for Mailchimp < 6.8.6 - Reflected Cross-Site Scripting (medium 6.1)
- [CVE-2023-23900](https://insights.sbomify.com/CVE-2023-23900/): WordPress Easy Forms for Mailchimp Plugin <= 6.8.8 is vulnerable to Cross Site Scripting (XSS) (medium 5.8)
- [CVE-2023-1325](https://insights.sbomify.com/CVE-2023-1325/): Easy Forms for MailChimp < 6.8.7 - Contributor+ Stored XSS (medium 5.4)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-2518 and fix it if it is affected.

What it is: CVE-2023-2518 is a medium-severity cross-site scripting vulnerability in Unknown Easy Forms for Mailchimp, published on 30 May 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-2518 exists.

Affected product: Unknown Easy Forms for Mailchimp. 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-2023-2518/ (Markdown: https://insights.sbomify.com/CVE-2023-2518/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-2518
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-2518
- OSV: https://osv.dev/vulnerability/CVE-2023-2518

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-2518/
Summaries are generated and may contain mistakes; the official description above is the record.