CVE-2026-56847
Received
Received - Intake
Trace Event Log Write Bypass in Node.js
Vulnerability report for CVE-2026-56847, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.
Publication date: 2026-07-30
Last updated on: 2026-07-30
Assigner: HackerOne
Description
Description
A flaw in Node.js Permission Model enforcement allows `trace_events.createTracing().enable()` Writes Trace Logs Outside `--allow-fs-write`.
This can lead to confidentiality impact or bypass of the intended security boundary under affected configurations.
This vulnerability affects Node.js **22.x**, **24.x**, and **26.x**.
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| nodejs | node.js | From 22.x (inc) |
| nodejs | node.js | From 24.x (inc) |
| nodejs | node.js | From 26.x (inc) |
| nodejs | node.js | 22.x |
| nodejs | node.js | 24.x |
| nodejs | node.js | 26.x |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-1119 | The code uses too many unconditional branches (such as "goto"). |
