Storyline
Jscrambler npm packages compromised in supply chain attack deploying infostealer malware
Multiple versions of Jscrambler's npm packages, including version 8.14.0, were compromised in a supply chain attack that injected a malicious preinstall hook.
Published 2026-07-13 17:29 UTCUpdated 2026-07-14 09:04 UTC
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Evidence trail (top sources)
top sources (3 domains)domains are deduped. counts indicate coverage, not truth.3 top sources shown
Overview
Multiple versions of Jscrambler's npm packages, including version 8.14.0, were compromised in a supply chain attack that injected a malicious preinstall hook.
Score total
1.2
Momentum 24h
3
Posts
3
Origins
3
Source types
1
Duplicate ratio
0%
Why now
- The attack was recently discovered affecting multiple Jscrambler package versions including 8.14.0.
- Malicious versions were actively released using compromised publishing credentials.
- Developers using these packages need immediate awareness and remediation steps.
Why it matters
- Supply chain attacks on npm packages can compromise developer environments and downstream software.
- Harvested credentials and source code pose risks of further exploitation and intellectual property theft.
- Evolving malware delivery methods increase difficulty of detection and mitigation.
Continuity snapshot
- Trend status: insufficient_history.
- Continuity stage: broad_confirmed.
- Current status: open.
- 3 current source-linked posts are attached to this storyline.
All evidence
All evidence
Multiple Jscrambler Packages Impacted by Supply Chain Attack
SecurityWeek · securityweek.com · 2026-07-14 09:04 UTC
Jscrambler npm Breach Exposes Developers to Malware
BankInfoSecurity · bankinfosecurity.com · 2026-07-13 21:48 UTC
Jscrambler npm package version 8.14.0 contained a malicious infostealer
SC Media · scworld.com · 2026-07-13 17:29 UTC
Show filters & breakdown
Posts loaded: 0Publishers: 3Origin domains: 3Duplicates: -
Showing 3 / 0
Top publishers (this list)
- SecurityWeek (1)
- BankInfoSecurity (1)
- SC Media (1)
Top origin domains (this list)
- securityweek.com (1)
- bankinfosecurity.com (1)
- scworld.com (1)