BM Content Builder: Filesystem traversal
BM Content Builder is affected by filesystem traversal. Exposure depends on how the affected operation is made reachable by the site. A crafted path can escape the intended directory and reach files or directories elsewhere on the server.
- Component
- BM Content Builder
- Plugin slug
bm-builder- Affected
- See vendor advisory
- Safe version
- See mitigation notes
- Published
- Jan 22, 2026
This CVE was published Jan 22, 2026 and is one of 2 known issues for this plugin.
Update, patch or deactivate.
Update BM Content Builder to a release outside the affected range, or disable and remove it until a fixed version is available.
No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical description
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.
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N