Camaleon CMS at a glance
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| Month | Vulnerabilities | Critical |
|---|---|---|
| Nov 2026 | 2 | 0 |
| Oct 2026 | 1 | 0 |
| Sep 2026 | 1 | 0 |
| Aug 2026 | 1 | 0 |
| Jul 2026 | 1 | 0 |
| Jun 2026 | 0 | 0 |
| May 2026 | 0 | 0 |
| Apr 2026 | 0 | 0 |
| Mar 2026 | 1 | 0 |
| Feb 2026 | 0 | 0 |
| Jan 2026 | 0 | 0 |
| Dec 2025 | 0 | 0 |
| Nov 2025 | 0 | 0 |
| Oct 2025 | 0 | 0 |
| Sep 2025 | 0 | 0 |
| Aug 2025 | 0 | 0 |
| Jul 2025 | 0 | 0 |
| Jun 2025 | 0 | 0 |
| May 2025 | 0 | 0 |
| Apr 2025 | 0 | 0 |
| Mar 2025 | 1 | 1 |
| Feb 2025 | 0 | 0 |
| Jan 2025 | 0 | 0 |
| Dec 2024 | 0 | 0 |
10 results · Feed
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Medium 5.4
Camaleon CMS before 2.9.2 IDOR via Admin::CategoriesController
Camaleon CMS before 2.9.2 contains an insecure direct object reference vulnerability in Admin::CategoriesController that allows authenticated users to modify unauthorized categories by referencing arbitrary category IDs. Users authorized for one post type can…
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High 7.1
Camaleon CMS before 2.9.2 Missing Authorization via Admin::MediaController
Camaleon CMS before 2.9.2 contains a missing authorization vulnerability in Admin::MediaController that allows low-privileged authenticated users to bypass the role-based Media permission. Attackers can POST to /admin/media/upload to store files, read private…
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High 8.8
Camaleon CMS before 2.9.3 Path Traversal RCE via Media crop_url Action
Camaleon CMS before 2.9.3 contains a path traversal vulnerability that allows users with only the media permission to write arbitrary files by supplying ../ sequences in the name parameter. Attackers can send a base64 data: URI to the crop_url media action to…
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Medium 5.4CVE-2026-102261 Public exploit
owen2345 Camaleon CMS Media Crop media_controller.rb crop authorization
A flaw has been found in owen2345 Camaleon CMS up to 2.9.2. Impacted is the function crop of the file app/controllers/camaleon_cms/admin/media_controller.rb of the component Media Crop Handler. This manipulation of the argument saved_avatar causes authorizati…
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Medium 4.3
Camaleon CMS 2.9.2 Missing Authorization via /admin/post_type drafts endpoint
Camaleon CMS through 2.9.2, fixed in commit 88ab703, contains a missing authorization vulnerability on the drafts endpoint that allows any authenticated low-privileged user to create draft posts by bypassing role and permission checks. Attackers can send requ…
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High 8.8CVE-2026-66748 Public exploit
Camaleon CMS 2.1.1 - 2.9.1 Authenticated RCE via select_eval Custom Field
Camaleon CMS versions 2.1.1 through 2.9.1 contains an authenticated remote code execution vulnerability that allows users with custom_fields manage permission to execute arbitrary Ruby code by supplying a malicious expression through the select_eval custom fi…
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Medium 6.0
Camaleon CMS AWS Uploader Authenticated Path Traversal Arbitrary File Read
Camaleon CMS versions 2.4.5.0 through 2.9.0, prior to commit f54a77e, contain a path traversal vulnerability in the AWS S3 uploader implementation that allows authenticated users to read arbitrary files from the web server’s filesystem. The issue occurs in th…
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Critical 9.4CVE-2025-2304 Public exploit
Camaleon CMS Privilege Escalation
A Privilege Escalation through a Mass Assignment exists in Camaleon CMS When a user wishes to change his password, the 'updated_ajax' method of the UsersController is called. The vulnerability stems from the use of the dangerous permit! method, which allows a…
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High 7.7
Arbitrary path traversal in Camaleon CMS
Camaleon CMS is a dynamic and advanced content management system based on Ruby on Rails. A path traversal vulnerability accessible via MediaController's download_private_file method allows authenticated users to download any file on the web server Camaleon CM…
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Critical 10.0
Arbitrary file write leading to RCE in Camaleon CMS
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 w…