knot-rspec-formatter-json (RubyGems) · Malicious Code
Affects knot-rspec-formatter-jsonSource GCVE Database
Malicious package : remove knot-rspec-formatter-json and rotate any secrets on hosts that installed it.
Data as of 18 Jul 2026, 23:50 UTC
Malicious package
Published to RubyGems · OSV MAL-2026-3635
What to do
Remove knot-rspec-formatter-json 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 |
|---|---|---|
| RubyGemsknot-rspec-formatter-json | Affected
| Fixed in– |
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Description
The knot-rspec-formatter-json RubyGems package version 3.13.5 is identified as malicious. It is part of the Go BufferZoneCorp and RubyGems knot-theory clusters of malicious packages. These packages are known to steal credentials, establish unauthorized SSH access, and manipulate build and workflow environment variables.