# multiformats@9.9.0 security report (npm)

- Verdict: **No issues** (risk level: safe)
- Scanned: 2026-10-04T16:35:33.000Z
- Files reviewed: 85
- Findings: no findings
- Report: https://security.togoder.click/npm/multiformats
- Source: Togoder Security (https://security.togoder.click), AI source-code review

## Summary

Togoder Security scanned the npm package multiformats@9.9.0 on Oct 4, 2026. An AI review of 85 source files produced no findings. No malicious behavior, install-time payloads, credential theft or exfiltration were identified.

## Findings

No findings.

## Files reviewed

- `cjs/src/bases/base.js` (safe): Cleared by Jev triage; no further analysis needed
- `cjs/src/bases/base10.js` (safe): Cleared by Jev triage; no further analysis needed
- `cjs/src/bases/base16.js` (safe): Cleared by Jev triage; no further analysis needed
- `cjs/src/bases/base2.js` (safe): Cleared by Jev triage; no further analysis needed
- `cjs/src/bases/base256emoji.js` (safe): No malicious patterns detected
- `cjs/src/bases/base32.js` (safe): Cleared by Jev triage; no further analysis needed
- `cjs/src/bases/base36.js` (safe): Cleared by Jev triage; no further analysis needed
- `cjs/src/bases/base58.js` (safe): Cleared by Jev triage; no further analysis needed
- `cjs/src/bases/base64.js` (safe): Cleared by Jev triage; no further analysis needed
- `cjs/src/bases/base8.js` (safe): Cleared by Jev triage; no further analysis needed
- `cjs/src/bases/identity.js` (safe): Cleared by Jev triage; no further analysis needed
- `cjs/src/basics.js` (safe): No malicious patterns detected; the file is a straightforward re-export module aggregating base codecs and hashes for a multiformats-style library.
- `cjs/src/block.js` (safe): No malicious patterns detected
- `cjs/src/bytes.js` (safe): Cleared by Jev triage; no further analysis needed
- `cjs/src/cid.js` (safe): No malicious patterns detected; the code is a legitimate implementation of the IPLD Content Identifier (CID) library with no network, filesystem, process, or dynamic code execution activity.
- `cjs/src/codecs/json.js` (safe): Cleared by Jev triage; no further analysis needed
- `cjs/src/codecs/raw.js` (safe): Cleared by Jev triage; no further analysis needed
- `cjs/src/hashes/digest.js` (safe): Cleared by Jev triage; no further analysis needed
- `cjs/src/hashes/hasher.js` (safe): Cleared by Jev triage; no further analysis needed
- `cjs/src/hashes/identity.js` (safe): Cleared by Jev triage; no further analysis needed
- `cjs/src/hashes/sha2-browser.js` (safe): Cleared by Jev triage; no further analysis needed
- `cjs/src/hashes/sha2.js` (safe): No malicious patterns detected
- `cjs/src/index.js` (safe): Cleared by Jev triage; no further analysis needed
- `cjs/src/traversal.js` (safe): No malicious patterns detected; the code is a simple recursive content-addressed block traversal utility with no network, filesystem, or execution primitives.
- `cjs/src/varint.js` (safe): Cleared by Jev triage; no further analysis needed
- `cjs/vendor/base-x.js` (safe): No malicious patterns detected; this is a standard Base-X encoding/decoding implementation with no network, filesystem, environment, or dynamic code execution behavior.
- `cjs/vendor/varint.js` (safe): The code is a clean, standard varint encoding/decoding implementation with no malicious patterns, network activity, file system access, or dynamic code execution.
- `esm/src/bases/base.js` (safe): No malicious patterns detected; the code is a standard multibase encoding/decoding implementation with no network, filesystem, process, or obfuscation concerns.
- `esm/src/bases/base10.js` (safe): Cleared by Jev triage; no further analysis needed
- `esm/src/bases/base16.js` (safe): Cleared by Jev triage; no further analysis needed
- `esm/src/bases/base2.js` (safe): Cleared by Jev triage; no further analysis needed
- `esm/src/bases/base256emoji.js` (safe): No malicious patterns detected; the file implements a base256emoji encoding scheme using a hardcoded emoji alphabet and imports a local base helper.
- `esm/src/bases/base32.js` (safe): Cleared by Jev triage; no further analysis needed
- `esm/src/bases/base36.js` (safe): Cleared by Jev triage; no further analysis needed
- `esm/src/bases/base58.js` (safe): Cleared by Jev triage; no further analysis needed
- `esm/src/bases/base64.js` (safe): Cleared by Jev triage; no further analysis needed
- `esm/src/bases/base8.js` (safe): Cleared by Jev triage; no further analysis needed
- `esm/src/bases/identity.js` (safe): Cleared by Jev triage; no further analysis needed
- `esm/src/basics.js` (safe): Cleared by Jev triage; no further analysis needed
- `esm/src/block.js` (safe): No malicious patterns detected; the code implements IPLD block encoding/decoding with no network, filesystem, process, credential, or dynamic execution features.
- `esm/src/bytes.js` (safe): Cleared by Jev triage; no further analysis needed
- `esm/src/cid.js` (safe): No malicious patterns detected; this is a legitimate Content Identifier (CID) implementation with no exfiltration, credential harvesting, dynamic code execution, or other red flags.
- `esm/src/codecs/json.js` (safe): No malicious patterns detected
- `esm/src/codecs/raw.js` (safe): Cleared by Jev triage; no further analysis needed
- `esm/src/hashes/digest.js` (safe): Cleared by Jev triage; no further analysis needed
- `esm/src/hashes/hasher.js` (safe): Cleared by Jev triage; no further analysis needed
- `esm/src/hashes/identity.js` (safe): Cleared by Jev triage; no further analysis needed
- `esm/src/hashes/sha2-browser.js` (safe): Cleared by Jev triage; no further analysis needed
- `esm/src/hashes/sha2.js` (safe): Cleared by Jev triage; no further analysis needed
- `esm/src/index.js` (safe): Cleared by Jev triage; no further analysis needed
- `esm/src/traversal.js` (safe): No malicious patterns detected; the code is a straightforward recursive CID traversal function with no network, filesystem, or process manipulation.
- `esm/src/varint.js` (safe): Cleared by Jev triage; no further analysis needed
- `esm/vendor/base-x.js` (safe): No malicious patterns detected
- `esm/vendor/varint.js` (safe): Pure varint encoding/decoding implementation with no network, file system, process, or dynamic execution capabilities.
- `index.js` (safe): Cleared by Jev triage; no further analysis needed
- `src/bases/base.js` (safe): No malicious patterns detected; the code implements multibase encoding/decoding with no network, filesystem, or dynamic execution activity.
- `src/bases/base10.js` (safe): Cleared by Jev triage; no further analysis needed
- `src/bases/base16.js` (safe): Cleared by Jev triage; no further analysis needed
- `src/bases/base2.js` (safe): Cleared by Jev triage; no further analysis needed
- `src/bases/base256emoji.js` (safe): No malicious patterns detected
- `src/bases/base32.js` (safe): Cleared by Jev triage; no further analysis needed
- `src/bases/base36.js` (safe): Cleared by Jev triage; no further analysis needed
- `src/bases/base58.js` (safe): Cleared by Jev triage; no further analysis needed
- `src/bases/base64.js` (safe): Cleared by Jev triage; no further analysis needed
- `src/bases/base8.js` (safe): Cleared by Jev triage; no further analysis needed
- `src/bases/identity.js` (safe): Cleared by Jev triage; no further analysis needed
- `src/bases/interface.ts` (safe): Cleared by Jev triage; no further analysis needed
- `src/basics.js` (safe): Cleared by Jev triage; no further analysis needed
- `src/block.js` (safe): No malicious patterns detected; the code implements IPLD/Block data structure utilities without any suspicious behavior.
- `src/bytes.js` (safe): Cleared by Jev triage; no further analysis needed
- `src/cid.js` (safe): No malicious patterns detected in this CID (Content Identifier) implementation from the multiformats ecosystem.
- `src/codecs/interface.ts` (safe): Cleared by Jev triage; no further analysis needed
- `src/codecs/json.js` (safe): Cleared by Jev triage; no further analysis needed
- `src/codecs/raw.js` (safe): Cleared by Jev triage; no further analysis needed
- `src/hashes/digest.js` (safe): Cleared by Jev triage; no further analysis needed
- `src/hashes/hasher.js` (safe): Cleared by Jev triage; no further analysis needed
- `src/hashes/identity.js` (safe): Cleared by Jev triage; no further analysis needed
- `src/hashes/interface.ts` (safe): Cleared by Jev triage; no further analysis needed
- `src/hashes/sha2-browser.js` (safe): Cleared by Jev triage; no further analysis needed
- `src/hashes/sha2.js` (safe): Cleared by Jev triage; no further analysis needed
- `src/index.js` (safe): Cleared by Jev triage; no further analysis needed
- `src/traversal.js` (safe): No malicious patterns detected; the code is a straightforward recursive CID traversal utility with no network, filesystem, process, or dynamic execution behavior.
- `src/varint.js` (safe): Cleared by Jev triage; no further analysis needed
- `vendor/base-x.js` (safe): No malicious patterns detected; the code is a standard base-x encoding/decoding implementation with no network, filesystem, process, or dynamic execution behavior.
- `vendor/varint.js` (safe): No malicious patterns detected; the file is a standard varint encoding/decoding implementation with no network, filesystem, process, or dynamic execution behavior.

AI analysis is guidance, not a guarantee. Methodology: https://security.togoder.click/methodology