# CVE-2023-53936: Cameleon CMS 2.7.4 Authenticated Persistent Cross-Site Scripting via Post Creation

> Authenticated administrators can inject malicious scripts into post titles, allowing attackers to steal session cookies and execute arbitrary JavaScript when users interact with the content.

- **Severity:** Medium 5.1 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA: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:** 18 Dec 2025
- **Updated:** 7 Apr 2026
- **Also known as:** GHSA-492m-wpjc-qpc3

## What is CVE-2023-53936?

CVE-2023-53936 is a medium-severity cross-site scripting vulnerability in tuzitio Cameleon CMS, published on 18 Dec 2025. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

### Official description

Cameleon CMS 2.7.4 contains a persistent cross-site scripting vulnerability that allows authenticated administrators to inject malicious scripts into post titles. Attackers can create posts with embedded SVG scripts that execute when other users mouse over the post title, potentially stealing session cookies and executing arbitrary JavaScript.

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

## Which versions are affected by CVE-2023-53936?

It affects 1 product.


Products: Tuzitio Camaleon Cms.

## How do I fix CVE-2023-53936?

No fix has been published for CVE-2023-53936 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-53936 being exploited?

There is no known exploitation of CVE-2023-53936 in the wild and no public exploit code.

## Other vulnerabilities in tuzitio Cameleon CMS

- [CVE-2024-46986](https://insights.sbomify.com/CVE-2024-46986/): Arbitrary file write leading to RCE in Camaleon CMS (critical 10.0)
- [CVE-2023-30145](https://insights.sbomify.com/CVE-2023-30145/): Server-Side Template Injection in Camaleon CMS (critical 9.8)
- [CVE-2021-25970](https://insights.sbomify.com/CVE-2021-25970/): Camaleon CMS - Insufficient Session Expiration after Password Change (high 8.8)
- [CVE-2024-46987](https://insights.sbomify.com/CVE-2024-46987/): Arbitrary path traversal in Camaleon CMS (high 7.7)
- [CVE-2021-25969](https://insights.sbomify.com/CVE-2021-25969/): Camaleon CMS - Stored Cross-Site Scripting (XSS) in Comments (medium 6.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-53936 and fix it if it is affected.

What it is: CVE-2023-53936 is a medium-severity cross-site scripting vulnerability in tuzitio Cameleon CMS, published on 18 Dec 2025. 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-2023-53936 in the wild and no public exploit code.

Affected product: tuzitio Cameleon CMS. 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-2023-53936/ (Markdown: https://insights.sbomify.com/CVE-2023-53936/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-53936
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-53936
- OSV: https://osv.dev/vulnerability/CVE-2023-53936

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-53936/
Summaries are generated and may contain mistakes; the official description above is the record.