MalwarePublished 7 Jul 2026Updated 24 Sep 2026

xwandserv1 (RubyGems) · Malicious Code

Affects xwandserv1Source GCVE Database

Malicious package : remove xwandserv1 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-2026-9546

What to do

Remove xwandserv1 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
RubyGemsxwandserv1`pkg:gem/xwandserv1`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 (d110b749c6636cec380106060463a9eb0dbebe06c37bd908a86dff1127af8f0d) --- Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/9fbb5fba02ba2f02395d3d2d43c31b2c482b7a9d/osv/malicious/rubygems/xwandserv1/MAL-2026-9546.json))

Impact

Use of the 'xwandserv1' version 0.0.1 package may result in execution of malicious code embedded within the package. This poses a risk to any systems or projects that incorporate this package, potentially leading to compromise or unauthorized actions depending on the malicious payload. No known exploits in the wild have been reported.

Defensive guidance

Users should avoid using the 'xwandserv1' RubyGems package version 0.0.1. Review dependencies and remove or replace this package if found in your environment. Monitor vendor advisories and the OpenSSF repository for updates or remediation guidance.

Summary

The 'xwandserv1' RubyGems package version 0.0.1 is flagged as containing malicious code according to the OpenSSF malicious packages repository and GHSA malware advisory GHSA-rxhf-f695-6mv9. This is a supply chain threat involving a malicious package published to the RubyGems ecosystem. No further technical details or exploit mechanisms are described in the source data.

References

github.com/advisories/GHSA-rxhf-f695-6mv9 (opens in a new tab)

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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