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Malicious code in winston-prism (npm)

0
Critical
Published: 07/06/2026 (07/06/2026, 19:00:44 UTC)
Source: GCVE Database
Product: winston-prism

Description

The npm package winston-prism version 1.0.1 contains malicious code that compromises any computer on which it is installed. The compromise is severe enough that all secrets and keys stored on the affected system should be rotated immediately from a separate, secure device. Removal of the package alone does not guarantee complete remediation due to potential persistent malicious software.

Affected software

npmghsa
winston-prism
Affected versions
=1.0.1

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AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/12/2026, 21:16:31 UTC

Technical Analysis

The winston-prism npm package version 1.0.1 has been identified as containing malicious code. Installation or execution of this package results in a full compromise of the host system, potentially allowing an attacker to gain complete control. The malicious nature of the package means that sensitive information such as secrets and keys stored on the compromised machine may be exposed. Because the attacker may have established persistent access, simply uninstalling the package may not remove all malicious components.

Potential Impact

Systems with winston-prism version 1.0.1 installed are fully compromised, risking exposure of all stored secrets and keys. Attackers may have full control over the affected system, leading to potential data theft, unauthorized access, and further malicious activity. The compromise is severe and complete remediation requires key rotation and thorough system cleaning beyond package removal.

Mitigation Recommendations

Remove the winston-prism package version 1.0.1 immediately. Rotate all secrets and keys stored on the compromised system from a separate, secure device. Conduct a comprehensive investigation and cleaning of the affected system to detect and remove any persistent malicious software. No official patch or fix is available; remediation relies on removal and system recovery procedures.

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Technical Details

Gcve Source
db.gcve.eu
Osv Id
MAL-2026-6905
Osv Schema Version
1.7.4
Aliases
["GHSA-3xpg-2wmm-jjj2"]
Ecosystems
["npm"]

Threat ID: 6a4c342127e9c797195f9a45

Added to database: 07/06/2026, 23:02:57 UTC

Last enriched: 09/12/2026, 21:16:31 UTC

Last updated: 09/13/2026, 23:33:25 UTC

Views: 79

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