RUSTSEC-2026-0469 json
`env-test-guard` was removed from crates.io for malicious code
published 2d ago modified yesterday
- 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
`env-test-guard` attempted to exfiltrate credentials from the environment to an arbitrary URL.
The malicious crate had 2 versions published on 2026-03-24 and 2026-03-25, approximately 8 months before removal, and had no evidence of actual usage. This crate had no dependencies on crates.io.
Thanks to [Bitbison](https://bitbison.io/) for the report.
Is RUSTSEC-2026-0469 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 |
|---|---|---|---|
| crates.io | env-test-guard | >=0.0.0-0 |
no fix listed |
References
Sources
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.