# CVE-2022-4591: mschaef toto Email Parameter cross site scripting

> Remote attackers can inject malicious scripts via the Email Parameter in mschaef toto, potentially compromising user sessions.

- **Severity:** Low 3.5 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N`)
- **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:** 17 Dec 2022
- **Updated:** 15 Apr 2025
- **Also known as:** GHSA-pv34-c9m7-5qqm

## What is CVE-2022-4591?

CVE-2022-4591 is a low-severity cross-site scripting vulnerability in mschaef toto, published on 17 Dec 2022. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

### Official description

A vulnerability was found in mschaef toto up to 1.4.20. It has been declared as problematic. This vulnerability affects unknown code of the component Email Parameter Handler. The manipulation leads to cross site scripting. The attack can be initiated remotely. Upgrading to version 1.4.21 is able to address this issue. The name of the patch is 1f27f37c1a06f54a76971f70eaa6139dc139bdf9. It is recommended to upgrade the affected component. VDB-216178 is the identifier assigned to this vulnerability.

Weakness: CWE-79 (Improper Neutralization of Input During Web Page Generation), CWE-707 (Improper Neutralization)

## Which versions are affected by CVE-2022-4591?

It affects 1 product.


Products: Toto Project Toto.

## How do I fix CVE-2022-4591?

No fix has been published for CVE-2022-4591 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-4591 being exploited?

There is no known exploitation of CVE-2022-4591 in the wild and no public exploit code.

## Other vulnerabilities in mschaef toto

- [CVE-2022-4590](https://insights.sbomify.com/CVE-2022-4590/): mschaef toto Todo List cross site scripting (low 3.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-4591 and fix it if it is affected.

What it is: CVE-2022-4591 is a low-severity cross-site scripting vulnerability in mschaef toto, published on 17 Dec 2022. 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-2022-4591 in the wild and no public exploit code.

Affected product: mschaef toto. 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-2022-4591/ (Markdown: https://insights.sbomify.com/CVE-2022-4591/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-4591
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-4591
- OSV: https://osv.dev/vulnerability/CVE-2022-4591

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-4591/
Summaries are generated and may contain mistakes; the official description above is the record.