MalwarePublished 7 Jul 2026Updated 24 Sep 2026

zzdelay2119 (RubyGems) · Malicious Code

Affects zzdelay2119Source GCVE Database

Malicious package : remove zzdelay2119 and rotate any secrets on hosts that installed it.

Data as of 26 Oct 2026, 16:06 UTC

Classification

Malicious package

Published to RubyGems · OSV MAL-2026-9935

What to do

Remove zzdelay2119 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
RubyGemszzdelay2119`pkg:gem/zzdelay2119`Other threats	Affected =0.0.1	Fixed in–

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Description

--- _-= Per source details. Do not edit below this line.=-_ ## Source: ghsa-malware (9d78e71bd5e90a1f9f6bfc73cf459cf05f42cfd189864eacd7154798b6eea1dd) --- Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/9fbb5fba02ba2f02395d3d2d43c31b2c482b7a9d/osv/malicious/rubygems/zzdelay2119/MAL-2026-9935.json))

Impact

Use of the 'zzdelay2119' package version 0.0.1 may introduce malicious code into dependent applications or environments. This could potentially compromise system integrity or confidentiality depending on the malicious payload, though specific impacts are not detailed. No known active exploitation has been reported.

Defensive guidance

Since this is a malicious package, the recommended mitigation is to avoid using 'zzdelay2119' version 0.0.1 entirely. Users should remove this package from their environments and replace it with trusted alternatives. Monitor package sources to prevent installation of known malicious packages.

Summary

The 'zzdelay2119' RubyGems package version 0.0.1 is classified as malicious code according to the OpenSSF malicious packages database. This identification is based on source data from the GitHub Security Advisory (GHSA) and the OpenSSF repository of malicious packages. The package is considered a security threat due to its malicious nature, but no further technical details or exploit mechanisms are described in the available data.

References

github.com/advisories/GHSA-jxmh-p3gq-2q73 (opens in a new tab)

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What to do

Affected software

Description

AI analysisMachine-generated, updated 18 Jul 2026, 16:32 UTC

Technical details

References

Community reviews