# CVE-2024-43920: Cross-site scripting in Gutenverse

> Stored XSS in Gutenverse plugin allows attackers to inject malicious scripts, potentially leading to session hijacking or site defacement.

- **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:** 29 Aug 2024
- **Updated:** 28 Apr 2026
- **Also known as:** GHSA-6v86-qcj2-7w7j

## What is CVE-2024-43920?

CVE-2024-43920 is a medium-severity cross-site scripting vulnerability in Jegstudio Gutenverse, published on 29 Aug 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 (XSS or 'Cross-site Scripting') vulnerability in Jegstudio Gutenverse allows Stored XSS.This issue affects Gutenverse: from n/a through 1.9.4.

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

## Which versions are affected by CVE-2024-43920?

It affects 1 product.


Products: Jegstudio Gutenverse.

## How do I fix CVE-2024-43920?

No fix has been published for CVE-2024-43920 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-43920 being exploited?

There is no known exploitation of CVE-2024-43920 in the wild and no public exploit code.

## Other vulnerabilities in Jegstudio Gutenverse

- [CVE-2024-38785](https://insights.sbomify.com/CVE-2024-38785/): WordPress Gutenverse plugin <= 1.9.2 - Cross Site Scripting (XSS) vulnerability (medium 6.5)
- [CVE-2025-2893](https://insights.sbomify.com/CVE-2025-2893/): Gutenverse <= 2.2.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via countdown Block (medium 6.4)
- [CVE-2024-3692](https://insights.sbomify.com/CVE-2024-3692/): Gutenverse < 1.9.1 - Contributor+ Stored XSS (medium 6.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-43920 and fix it if it is affected.

What it is: CVE-2024-43920 is a medium-severity cross-site scripting vulnerability in Jegstudio Gutenverse, published on 29 Aug 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-2024-43920 in the wild and no public exploit code.

Affected product: Jegstudio Gutenverse. 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-2024-43920/ (Markdown: https://insights.sbomify.com/CVE-2024-43920/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-43920
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-43920
- OSV: https://osv.dev/vulnerability/CVE-2024-43920

---
From sbomify Insights: https://insights.sbomify.com/CVE-2024-43920/
Summaries are generated and may contain mistakes; the official description above is the record.