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Malicious code in zwknum3 (RubyGems)

0
High
Published: 07/07/2026 (07/07/2026, 12:14:41 UTC)
Source: GCVE Database
Product: zwknum3

Description

--- _-= Per source details. Do not edit below this line.=-_ ## Source: ghsa-malware (2c6cefdc17ff057105b103da3301ca08cc888bb1a4ddfbf248b0ce77558e2a68) --- Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/9fbb5fba02ba2f02395d3d2d43c31b2c482b7a9d/osv/malicious/rubygems/zwknum3/MAL-2026-9866.json))

Affected software

RubyGemsmore threats →ghsa
zwknum3
pkg:gem/zwknum3
Affected versions
=0.0.2769

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AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 07/18/2026, 16:40:32 UTC

Technical Analysis

The 'zwknum3' RubyGems package at version 0.0.2769 has been flagged as containing malicious code by the OpenSSF malicious packages project. This indicates that the package itself is intentionally harmful or contains backdoors or malware. The advisory is based on the GHSA identifier GHSA-2wpj-vwvg-3j75 and is cataloged under MAL-2026-9866. No further technical details or exploitation methods are provided.

Potential Impact

Use of the malicious 'zwknum3' package version 0.0.2769 could lead to compromise of systems or data depending on the malicious code's behavior. Since this is a supply chain threat, any project depending on this package version may be at risk of executing harmful code. No known exploits in the wild have been reported to date.

Mitigation Recommendations

No official patch or remediation is currently documented. Users should avoid using the affected version (=0.0.2769) of the 'zwknum3' package. Review dependencies and remove or replace this package version if present. Monitor vendor or security advisories for updates or fixes.

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Technical Details

Gcve Source
db.gcve.eu
Osv Id
MAL-2026-9866
Osv Schema Version
1.7.4
Aliases
["GHSA-2wpj-vwvg-3j75"]
Ecosystems
["RubyGems"]
Database Specific Severity
null
Cvss Version
null

Threat ID: 6a5ba1bd44ab8fbf7c78b6c4

Added to database: 07/18/2026, 15:54:37 UTC

Last enriched: 07/18/2026, 16:40:32 UTC

Last updated: 07/30/2026, 01:58:55 UTC

Views: 9

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