Summary
Togoder Security scanned the npm package mimic-fn@4.0.0 on Oct 6, 2026. An AI review of 1 source file produced 1 low severity finding. No malicious behavior, install-time payloads, credential theft or exfiltration were identified.
Findings 1
intentional-function-property-manipulation
NPS-C6E9D26515E5
The code modifies function properties and prototypes to mimic another function's behavior. This is the intended purpose of the 'mimic-fn' package. No exfiltration, credential harvesting, obfuscation, or backdoor patterns are present. All operations are local to the provided function objects.
Files reviewed
| File | Verdict | What the reviewer saw |
|---|---|---|
| index.js | safe | No malicious patterns detected; the code implements legitimate function-mimicking behavior without any security red flags. |
Scanned versions of mimic-fn
| Version | Verdict | Files | Scanned |
|---|---|---|---|
| 4.0.0 | No issues | 1 | Oct 6, 2026 |
Frequently asked questions
Is mimic-fn safe to use?
Our AI source review of mimic-fn@4.0.0 found no malicious code: no install-time payloads, credential theft, exfiltration, obfuscated loaders or backdoors.
Does mimic-fn contain malware?
No malware was identified in mimic-fn@4.0.0 when Togoder Security scanned it on Oct 6, 2026. A new version can still introduce malicious code, so scan the exact versions in your lockfile.
How was mimic-fn checked?
Togoder Security downloaded the published npm package and had an AI model read its 1 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 mimic-fn 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 mimic-fn@4.0.0, cost nothing.