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Malicious code in lockedin-chai-chain (npm)

0
Critical
Published: 04/15/2026 (04/15/2026, 22:05:03 UTC)
Source: GCVE Database
Product: lockedin-chai-chain

Description

The npm package lockedin-chai-chain version 1.2.6 contains malicious code that downloads and executes a command-and-control (C2) dropper from a remote URL. This behavior is similar to previously observed malware in related packages. No official patch or remediation guidance is provided in the available data.

Affected software

npmghsa
lockedin-chai-chain
Affected versions
=1.2.6

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AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/08/2026, 11:08:42 UTC

Technical Analysis

The lockedin-chai-chain npm package at version 1.2.6 is identified as malicious. When imported, it downloads a C2 dropper payload from https://jsonkeeper[.]com/b/FAWPU and executes it, enabling potential remote control or further malicious activity. This package is part of the npm ecosystem and has been flagged by Amazon Inspector and the GCVE database. There is no information on a patch or fix, and no known exploits in the wild have been reported.

Potential Impact

The malicious code enables execution of a remote payload, which can lead to unauthorized control of the affected environment where the package is used. This poses a significant security risk including potential data compromise or system manipulation. Since the package executes a C2 dropper, it may facilitate persistent access or further malware deployment.

Defensive Guidance

No official patch or remediation guidance is provided. Users should immediately remove or avoid using the lockedin-chai-chain package version 1.2.6. Verify dependencies and replace this package with a trusted alternative. Monitor for any unusual activity related to this package and consider scanning environments where it was used for signs of compromise.

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Technical Details

Gcve Source
db.gcve.eu
Osv Id
MAL-2026-2902
Osv Schema Version
1.7.4
Aliases
["GHSA-x4j5-4v2p-qc2g"]
Ecosystems
["npm"]

Threat ID: 6a96f318acd9273b49e495a7

Added to database: 09/01/2026, 15:45:28 UTC

Last enriched: 09/08/2026, 11:08:42 UTC

Last updated: 09/10/2026, 19:38:50 UTC

Views: 4

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