Summary
Togoder Security scanned the npm package utf-8-validate@5.0.10 on Oct 4, 2026. An AI review of 2 source files produced 2 medium, 1 low severity findings. The overall verdict is medium: the findings flag risky but common patterns (dynamic code, unsafe defaults, broad file or network access) rather than confirmed malware.
Findings 3
Dynamic module loading with external resolution
NPS-9052E56E2325
The code uses require('node-gyp-build')(__dirname) which resolves and loads a native binding dynamically based on the directory path. node-gyp-build searches for and loads prebuilt binaries or compiled .node files. This is a common and legitimate pattern for native addons, but it introduces a dependency on an external package whose behavior cannot be verified from this file alone. If node-gyp-build or the loaded native module were compromised, arbitrary native code could execute at import time.
Silent fallback to unverified module
NPS-633354E536CD
On any error from node-gyp-build, the code falls back to require('./fallback'). The contents of ./fallback are not shown and cannot be audited here. If the fallback module contains malicious code, it would execute transparently whenever the primary load fails.
Top-level code execution on import
NPS-FF7985F66EE4
The module executes require() calls at the top level, meaning code runs immediately upon import. While this is standard for CommonJS modules, it means any side effects of node-gyp-build or ./fallback occur whenever the package is loaded, including during install/build if imported by lifecycle scripts.
Files reviewed
| File | Verdict | What the reviewer saw |
|---|---|---|
| index.js | medium | The file is a standard native-addon loader using node-gyp-build with a silent fallback; it is a common legitimate pattern but relies on external and unshown modules that warrant auditing. |
| fallback.js | safe | Cleared by Jev triage; no further analysis needed |
Scanned versions of utf-8-validate
| Version | Verdict | Files | Scanned |
|---|---|---|---|
| 5.0.10 | Needs review | 2 | Oct 4, 2026 |
Frequently asked questions
Is utf-8-validate safe to use?
No confirmed malware was found in utf-8-validate@5.0.10, but the review flagged 2 medium, 1 low severity findings for risky patterns worth checking before you rely on it.
Does utf-8-validate contain malware?
No malware was identified in utf-8-validate@5.0.10 when Togoder Security scanned it on Oct 4, 2026. A new version can still introduce malicious code, so scan the exact versions in your lockfile.
How was utf-8-validate checked?
Togoder Security downloaded the published npm package and had an AI model read its 2 source files, looking for install scripts, credential access, network exfiltration, obfuscation, backdoors and crypto-wallet theft. The results are cached by file hash and shown here.
How do I scan utf-8-validate together with the rest of my dependencies?
Upload your lockfile at https://security.togoder.click/scan or call the API documented at https://security.togoder.click/api-docs. Files that have already been scanned, like the ones in utf-8-validate@5.0.10, cost nothing.