sfb9199b (RubyGems) · Malicious Code
Affects sfb9199bSource GCVE Database
Malicious package : remove sfb9199b 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-2026-8595
What to do
Remove sfb9199b 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 |
|---|---|---|
RubyGemssfb9199bpkg:gem/sfb9199bOther threats | Affected
| Fixed in– |
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Description
The RubyGem package 'sfb9199b' version 0.0.1 contains malicious code as identified by the OpenSSF malicious packages project. This package is flagged as a malicious package in the RubyGems ecosystem. There is no CVSS score or detailed technical exploit information available. No known exploits in the wild have been reported. No patch or remediation guidance is provided for this package version.