# CVE-2023-3557: GZ Scripts Property Listing Script preview.php cross site scripting

> Remote attackers can execute arbitrary scripts via XSS in the preview.php file of GZ Scripts Property Listing Script.

- **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:** 8 Jul 2023
- **Updated:** 28 Oct 2024
- **Also known as:** GHSA-5v68-mvvf-48w9

## What is CVE-2023-3557?

CVE-2023-3557 is a low-severity cross-site scripting vulnerability in GZ Scripts Property Listing Script, published on 8 Jul 2023. 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 GZ Scripts Property Listing Script 1.0. It has been rated as problematic. This issue affects some unknown processing of the file /preview.php. The manipulation of the argument page/layout/sort_by leads to cross site scripting. The attack may be initiated remotely. The associated identifier of this vulnerability is VDB-233351. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

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

## Which versions are affected by CVE-2023-3557?

It affects 1 product.


Products: Gzscripts Property Listing Script.

## How do I fix CVE-2023-3557?

No fix has been published for CVE-2023-3557 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-3557 being exploited?

There is no known exploitation of CVE-2023-3557 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-3557 and fix it if it is affected.

What it is: CVE-2023-3557 is a low-severity cross-site scripting vulnerability in GZ Scripts Property Listing Script, published on 8 Jul 2023. 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-2023-3557 in the wild and no public exploit code.

Affected product: GZ Scripts Property Listing Script. 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-2023-3557/ (Markdown: https://insights.sbomify.com/CVE-2023-3557/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-3557
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-3557
- OSV: https://osv.dev/vulnerability/CVE-2023-3557

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-3557/
Summaries are generated and may contain mistakes; the official description above is the record.