chmid9500x539919 (RubyGems) · Malicious Code
Affects chmid9500x539919Source GCVE Database
Malicious package : remove chmid9500x539919 and rotate any secrets on hosts that installed it.
Data as of 19 Jul 2026, 00:20 UTC
Malicious package
Published to RubyGems · OSV MAL-2026-7599
What to do
Remove chmid9500x539919 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 |
|---|---|---|
RubyGemschmid9500x539919pkg:gem/chmid9500x539919Other threats | Affected
| Fixed in– |
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Description
The RubyGem package 'chmid9500x539919' version 0.0.1 is identified as containing malicious code. This package is flagged as a malicious package by the OpenSSF project and is listed in the malicious RubyGems database. No further technical details or exploitation methods are provided.