MalwarePublished 7 Jul 2026Updated 24 Sep 2026

zrgvbi1a3b (RubyGems) · Malicious Code

Affects zrgvbi1a3bSource GCVE Database

Malicious package : remove zrgvbi1a3b and rotate any secrets on hosts that installed it.

Data as of 26 Oct 2026, 16:07 UTC

Classification

Malicious package

Published to RubyGems · OSV MAL-2026-9701

What to do

Remove zrgvbi1a3b 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
RubyGemszrgvbi1a3b`pkg:gem/zrgvbi1a3b`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 (14951ca4a2df6cec7e8764f2f1e31e6d5ce4600b1cfe5ff08a32a25960000fbc) --- Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/9fbb5fba02ba2f02395d3d2d43c31b2c482b7a9d/osv/malicious/rubygems/zrgvbi1a3b/MAL-2026-9701.json))

Impact

Use of the 'zrgvbi1a3b' RubyGem version 0.0.1 may lead to execution of malicious code, potentially compromising systems or data where this package is installed. No specific exploit activity has been reported, but the presence of malicious code in a dependency can undermine application security and trust.

Defensive guidance

The recommended action is to avoid using the 'zrgvbi1a3b' package version 0.0.1 entirely. Remove any installations of this package and replace with trusted alternatives. Monitor vendor or ecosystem advisories for updates or removal from repositories.

Summary

The RubyGems package 'zrgvbi1a3b' version 0.0.1 is confirmed to contain malicious code as reported by the OpenSSF malicious packages project and tracked under MAL-2026-9701. This is a supply chain threat involving a malicious package published to the RubyGems ecosystem. There is no detailed technical vulnerability information or exploit data available. The package is flagged as malicious rather than a traditional vulnerability with a patch.

References

github.com/advisories/GHSA-9vh4-vm99-5jhr (opens in a new tab)

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What to do

Affected software

Description

AI analysisMachine-generated, updated 18 Jul 2026, 16:59 UTC

Technical details

References

Community reviews