What the vulnerability does
01Description
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in SeaTheme BM Content Builder bm-builder allows Path Traversal.This issue affects BM Content Builder: from n/a through < 3.16.3.3.
Explanation of Vulnerability in Simple Terms
02Summary
BM Content Builder versions 3.16.3.3 and earlier contain a path traversal vulnerability that allows authenticated users to read arbitrary files from the server. An attacker with low-level access can bypass directory restrictions and access sensitive files outside the intended application directory. This affects confidentiality but not system integrity or availability.
What an attacker can do
03Attacker Capabilities
Read arbitrary files on the server, including configuration files and other sensitive data.
Potential impact on your site
04Site Impact
Sensitive files (database configs, private keys, user data) may be exposed to authenticated users.
Conditions required to exploit
05Prerequisites
Attacker must have a low-privilege user account on the site.
Key dates
06Disclosure timeline
January 22, 2026
CVE published
April 28, 2026
Record updated