m8405v3bjn (RubyGems) · Malicious Code
Affects m8405v3bjnSource GCVE Database
Malicious package : remove m8405v3bjn and rotate any secrets on hosts that installed it.
Data as of 26 Oct 2026, 16:07 UTC
Malicious package
Published to RubyGems · OSV MAL-2026-8081
What to do
Remove m8405v3bjn from every project, lockfile and image that pulls it in. Treat any host that installed it as compromised: rotate the credentials, tokens and keys it could read, from a clean machine.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
RubyGemsm8405v3bjnpkg:gem/m8405v3bjnOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
Description
The RubyGem package 'm8405v3bjn' version 0.0.1 has been identified as containing malicious code. This package is flagged in the OpenSSF malicious packages database and is recognized as a security threat due to its malicious nature. No specific technical details or exploitation methods are provided. There is no known exploit in the wild at this time.