MalwarePublished 7 Jul 2026Updated 24 Sep 2026

xwandstestfoobarx (RubyGems) · Malicious Code

Affects xwandstestfoobarxSource GCVE Database

Malicious package : remove xwandstestfoobarx 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-2026-9548

What to do

Remove xwandstestfoobarx 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
RubyGemsxwandstestfoobarx`pkg:gem/xwandstestfoobarx`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 (74a2e2e6ed4ad5a0d098f68c8e6347f9dd963774cdd140312713bff38409835e) --- Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/9fbb5fba02ba2f02395d3d2d43c31b2c482b7a9d/osv/malicious/rubygems/xwandstestfoobarx/MAL-2026-9548.json))

Impact

Use of the 'xwandstestfoobarx' version 0.0.1 package may lead to the introduction of malicious code into dependent projects or environments. The exact impact is not detailed, but malicious packages typically pose risks such as unauthorized access, data compromise, or system disruption. No known active exploitation has been reported.

Defensive guidance

The recommended action is to avoid using the 'xwandstestfoobarx' package version 0.0.1. Users should remove this package from their environments if present and seek alternative trusted packages. Monitor official RubyGems and security advisories for any updates or remediation guidance.

Summary

The 'xwandstestfoobarx' RubyGems package at version 0.0.1 is classified as malicious code according to the OpenSSF malicious packages database and the GCVE database. This classification indicates that the package contains harmful or unauthorized code that could compromise systems using it. No further technical details, such as vulnerability type or exploitation methods, are provided in the source data.

References

github.com/advisories/GHSA-x5xc-mq6g-95h8 (opens in a new tab)

Community reviews

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What to do

Affected software

Description

AI analysisMachine-generated, updated 18 Jul 2026, 17:17 UTC

Technical details

References

Community reviews