CVE-2026-15521
makafeli n8n-workflow-builder update_node_from_file server.cjs path traversal
Vexday Risk Score
33Attention
SSVC decision (CISA)
Attend
PoC available → attend closely
Exploit maturity
Proof of concept
Public proof of concept exists, but not yet automated.
CVSS 4.8EPSS 0.1%KEV nãoPoC públicaNuclei —Metasploit —Patch —
Lifecycle
13 Jul 2026Published on NVD
Recommendation: Plan a near-term fix — a public PoC already exists.
A vulnerability was identified in makafeli n8n-workflow-builder up to 0.11.0. Affected is an unknown function of the file build/server.cjs of the component update_node_from_file. The manipulation of the argument filePath leads to path traversal. An attack has to be approached locally. The exploit is publicly available and might be used. The project was informed of the problem early through an issue report but has not responded yet.
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Affected products
makafeli · n8n-workflow-builderpublic PoCs found — 1
cve_referencegithub.com/makafeli/n8n-workflow-builder/issues/28unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.