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CVE-2026-1776

Camaleon CMS AWS Uploader Authenticated Path Traversal Arbitrary File Read PUBLISHED

Description (CNA)

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 the download_private_file functionality when the application is configured to use the CamaleonCmsAwsUploader backend. Unlike the local uploader implementation, the AWS uploader does not validate file paths with valid_folder_path?, allowing directory traversal sequences to be supplied via the file parameter. As a result, any authenticated user, including low-privileged registered users, can access sensitive files such as /etc/passwd. This issue represents a bypass of the incomplete fix for CVE-2024-46987 and affects deployments using the AWS S3 storage backend.

Affected (CNA)

Vendor / productVersions
owen2345 / Camaleon CMSaffected 2.4.5.0 through 2.9.0; unaffected f54a77e2a7be601215ea1b396038c589a0cab9af

CWE

CWE-22

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.