VDB
GCVE-110-OSM-2026-5948
GCVE-110-OSM-2026-5948
Advisory PublishedCVSS 9.6/10
The entrypoint dist/cli.js exposes the attacker model directly: it accepts a `--envPath` argument pointing to a configuration/credentials file and passes it to `uploadConfigToServer()` imported from `./index`. The inline comment 'Intentionally don't print upload failures (may contain sensitive data / decoded URLs)' is an explicit author admission that the upload contains sensitive data and that the destination URLs are intentionally hidden from error output — a deliberate operational-security measure to suppress forensic traces. The package name 'web3.zac' targets crypto/web3 developers who are likely to possess high-value secrets (wallet keys, API credentials, .env files). Combined with a brand-new single-package publisher account and no source repository, this is a classic supply-chain credential-theft package posing as a crypto-price utility. The static scanner missed this because the actual exfiltration logic is in dist/index.js, but the entrypoint alone is conclusive.
ENTRY
dist/cli.js (bin: dist/cli.js)
ADDITIONAL FINDINGS
- Rapid Version Publishing
INDICATORS (IOCs)
- urls: https://metamask.github.io/eth-sig-util/latest/index.html, https://yarnpkg.com/getting-started/install
- domains: metamask.github.io, yarnpkg.com
Weaknesses (CWE)
CWE-506Embedded Malicious Code
Risk Scores
CVSS 3.1
9.6/10
Critical · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| unknown | web3.zac | all (affected) | — |
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