# CVE-2024-4400: Cross-site scripting in Post and Page Builder by BoldGrid – Visual Drag and Drop Editor

> Authenticated attackers can inject arbitrary web scripts into pages via the BoldGrid Post and Page Builder plugin, executing them for other users.

- **Severity:** Medium 6.4 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/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:** Not needed
- **Fix available:** No
- **Published:** 16 May 2024
- **Updated:** 8 Apr 2026
- **Also known as:** GHSA-cpr3-2wp6-xc3c

## What is CVE-2024-4400?

CVE-2024-4400 is a medium-severity cross-site scripting vulnerability in Post and Page Builder by BoldGrid – Visual Drag and Drop Editor, published on 16 May 2024. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

The Post and Page Builder by BoldGrid – Visual Drag and Drop Editor plguin for WordPress is vulnerable to Stored Cross-Site Scripting via an unknown parameter in versions up to, and including, 1.26.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

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

## Which versions are affected by CVE-2024-4400?

It affects 1 product.


Products: Boldgrid Post and Page Builder.

## How do I fix CVE-2024-4400?

No fix has been published for CVE-2024-4400 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-4400 being exploited?

There is no known exploitation of CVE-2024-4400 in the wild and no public exploit code.

## Other vulnerabilities in Post and Page Builder by BoldGrid – Visual Drag and Drop Editor

- [CVE-2025-0859](https://insights.sbomify.com/CVE-2025-0859/): Path traversal in Post and Page Builder by BoldGrid – Visual Drag and Drop Editor (medium 6.5)
- [CVE-2024-2888](https://insights.sbomify.com/CVE-2024-2888/): WordPress Post and Page Builder by BoldGrid plugin <= 1.26.2 - Cross Site Scripting (XSS) vulnerability (medium 6.5)
- [CVE-2024-6848](https://insights.sbomify.com/CVE-2024-6848/): Cross-site scripting in Post and Page Builder by BoldGrid – Visual Drag and Drop Editor (medium 6.4)
- [CVE-2023-25480](https://insights.sbomify.com/CVE-2023-25480/): Cross-site request forgery in Post and Page Builder by BoldGrid – Visual Drag and Drop Editor (medium 4.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-4400 and fix it if it is affected.

What it is: CVE-2024-4400 is a medium-severity cross-site scripting vulnerability in Post and Page Builder by BoldGrid – Visual Drag and Drop Editor, published on 16 May 2024. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2024-4400 in the wild and no public exploit code.

Affected product: Post and Page Builder by BoldGrid – Visual Drag and Drop Editor. 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-2024-4400/ (Markdown: https://insights.sbomify.com/CVE-2024-4400/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-4400
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-4400
- OSV: https://osv.dev/vulnerability/CVE-2024-4400

---
From sbomify Insights: https://insights.sbomify.com/CVE-2024-4400/
Summaries are generated and may contain mistakes; the official description above is the record.