# CVE-2024-43926: WordPress Beaver Builder plugin <= 2.8.3.2 - Reflected Cross Site Scripting (XSS) vulnerability

> An attacker can execute arbitrary scripts in the context of a victim's browser via reflected XSS in the Beaver Builder plugin.

- **Severity:** High 7.1 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L`)
- **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:** 29 Aug 2024
- **Updated:** 28 Apr 2026
- **Also known as:** GHSA-38g8-fv8m-xfpr

## What is CVE-2024-43926?

CVE-2024-43926 is a high-severity cross-site scripting vulnerability in The Beaver Builder Team Beaver Builder, published on 29 Aug 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

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in The Beaver Builder Team Beaver Builder allows Reflected XSS.This issue affects Beaver Builder: from n/a through 2.8.3.2.

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

## Which versions are affected by CVE-2024-43926?

It affects 1 product.


Products: Fastlinemedia Beaver Builder.

## How do I fix CVE-2024-43926?

No fix has been published for CVE-2024-43926 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-43926 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-43926 exists.

## Other vulnerabilities in The Beaver Builder Team Beaver Builder

- [CVE-2025-4102](https://insights.sbomify.com/CVE-2025-4102/): Beaver Builder Plugin (Starter Version) <= 2.9.1 - Authenticated (Administrator+) Arbitrary File Upload (high 7.2)
- [CVE-2024-53797](https://insights.sbomify.com/CVE-2024-53797/): WordPress Beaver Builder plugin <= 2.8.4.3 - Cross Site Scripting (XSS) vulnerability (medium 6.5)
- [CVE-2024-50430](https://insights.sbomify.com/CVE-2024-50430/): WordPress Beaver Builder plugin <= 2.8.3.7 - Cross Site Scripting (XSS) vulnerability (medium 6.5)
- [CVE-2024-37500](https://insights.sbomify.com/CVE-2024-37500/): WordPress Beaver Builder plugin <= 2.8.2.2 - Cross Site Scripting (XSS) vulnerability (medium 6.5)
- [CVE-2024-30425](https://insights.sbomify.com/CVE-2024-30425/): WordPress Beaver Builder plugin <= 2.7.4.4 - Cross Site Scripting (XSS) vulnerability (medium 6.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-43926 and fix it if it is affected.

What it is: CVE-2024-43926 is a high-severity cross-site scripting vulnerability in The Beaver Builder Team Beaver Builder, published on 29 Aug 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: It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-43926 exists.

Affected product: The Beaver Builder Team Beaver Builder. 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-2024-43926/ (Markdown: https://insights.sbomify.com/CVE-2024-43926/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-43926
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-43926
- OSV: https://osv.dev/vulnerability/CVE-2024-43926

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From sbomify Insights: https://insights.sbomify.com/CVE-2024-43926/
Summaries are generated and may contain mistakes; the official description above is the record.