critical
—
- cvss
- —
- not scored
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- —
- no score, EPSS covers CVEs only
- public exploits
- 0
- none known
Summary
All versions of `m-backdoor` contain malicious code. The package downloads a file from a remote server and executes it as a preinstall script. At the time of the release of this advisory the downloaded file only defaces websites by removing elements randomly from the DOM.
## Recommendation
Remove the package from your system.
Is GHSA-vv52-3mrp-455m in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerAffected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| npm | m-backdoor | >=0.0.0 |
no fix listed |
Classification
- Weakness
-
- CWE-506 Embedded Malicious Code
References
Sources
- GitHub Advisory GHSA-vv52-3mrp-455m
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.