MalwarePublished 7 Jul 2026Updated 24 Sep 2026

zwpdfg10266b (RubyGems) · Malicious Code

Affects zwpdfg10266bSource GCVE Database

Malicious package : remove zwpdfg10266b 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-2026-9895

What to do

Remove zwpdfg10266b 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
RubyGemszwpdfg10266b`pkg:gem/zwpdfg10266b`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 (69e4bbd7d7ead7236cfb6077f58eb401308f37c800d69420ac6b4d6bdcc85cb5) --- Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/9fbb5fba02ba2f02395d3d2d43c31b2c482b7a9d/osv/malicious/rubygems/zwpdfg10266b/MAL-2026-9895.json))

Impact

Use of the 'zwpdfg10266b' RubyGem version 0.0.1 may lead to execution of malicious code embedded within the package. The exact impact is not detailed, but malicious packages typically pose risks such as unauthorized code execution, data compromise, or system integrity violations.

Defensive guidance

Avoid using the 'zwpdfg10266b' RubyGem version 0.0.1. Since this is a malicious package, the best mitigation is to remove it from your environment and avoid installing it. Verify package sources and use trusted repositories to prevent installation of malicious packages.

Summary

The RubyGems package 'zwpdfg10266b' at version 0.0.1 has been identified as containing malicious code. This classification is based on source data from the OpenSSF malicious packages repository and the GHSA malware advisory GHSA-8frf-2w7g-qhhm. There is no detailed vulnerability or exploit information available, and no known exploits in the wild have been reported. The package is flagged as malicious rather than a traditional software vulnerability.

References

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What to do

Affected software

Description

AI analysisMachine-generated, updated 18 Jul 2026, 16:37 UTC

Technical details

References

Community reviews