# CVE-2020-19683: Cross-site scripting in n/a

> An attacker can inject malicious scripts via the editfile action in ZZZCMS, potentially leading to session hijacking or code execution.

- **Severity:** Medium 5.4 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:R/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:** A user has to click or open something
- **Fix available:** No
- **Published:** 9 Dec 2021
- **Updated:** 4 Aug 2024
- **Also known as:** GHSA-7c29-x43x-h624

## What is CVE-2020-19683?

CVE-2020-19683 is a medium-severity cross-site scripting vulnerability in n/a, published on 9 Dec 2021. 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 Cross Site Scripting (XSS) exists in ZZZCMS V1.7.1 via an editfile action in save.php.

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

## Which versions are affected by CVE-2020-19683?

It affects 1 product.


Products: Zzzcms Zzzcms.

## How do I fix CVE-2020-19683?

No fix has been published for CVE-2020-19683 yet. Limit exposure of the affected software until one is available.

## Is CVE-2020-19683 being exploited?

There is no known exploitation of CVE-2020-19683 in the wild and no public exploit code.

## Other vulnerabilities in n/a

- [CVE-2023-45554](https://insights.sbomify.com/CVE-2023-45554/): File upload in n/a (critical 9.8)
- [CVE-2020-19682](https://insights.sbomify.com/CVE-2020-19682/): Cross-site request forgery in n/a (high 8.8)
- [CVE-2023-45555](https://insights.sbomify.com/CVE-2023-45555/): File upload in n/a (high 7.8)
- [CVE-2023-5263](https://insights.sbomify.com/CVE-2023-5263/): ZZZCMS Database Backup File save.php restore permission (medium 6.3)
- [CVE-2023-5582](https://insights.sbomify.com/CVE-2023-5582/): ZZZCMS Personal Profile Page cross site scripting (low 3.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2020-19683 and fix it if it is affected.

What it is: CVE-2020-19683 is a medium-severity cross-site scripting vulnerability in n/a, published on 9 Dec 2021. 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-2020-19683 in the wild and no public exploit code.

Affected product: n/a. 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-2020-19683/ (Markdown: https://insights.sbomify.com/CVE-2020-19683/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2020-19683
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-19683
- OSV: https://osv.dev/vulnerability/CVE-2020-19683

---
From sbomify Insights: https://insights.sbomify.com/CVE-2020-19683/
Summaries are generated and may contain mistakes; the official description above is the record.