---
id: "MAL-2026-18445"
kind: "package"
aliases: ["MAL-2026-18445"]
title: "Malicious code in self-v8 (npm)"
severity: "critical"
cvss: null
epss: null
exploited: false
status: "open"
category: "package"
products: [{"name": "self-v8", "fixed": [], "affected": "all versions", "ecosystem": "npm"}]
ecosystems: ["npm"]
tags: ["malicious", "package"]
not_affected_if: []
published_at: "2026-10-29T00:00:00+00:00"
first_seen_at: "2026-11-02T05:21:18+00:00"
updated_at: "2026-11-02T05:21:48+00:00"
sources: [{"source": "osv-malicious", "url": "https://osv.dev/vulnerability/MAL-2026-18445", "first_seen_at": "2026-11-02T05:21:18+00:00"}]
---

# Malicious code in self-v8 (npm)

## Affected

- npm:self-v8 affected all versions fixed ?

## Timeline

- 2026-11-02T05:21:18+00:00 osv-malicious https://osv.dev/vulnerability/MAL-2026-18445

## From the sources

Malicious package. `self-v8` is an npm package that harvests sensitive data on the victim host and exfiltrates it to an attacker-controlled Discord webhook. Classification: information stealer. The package provides no legitimate functionality, so all published versions are malicious. Full indicators are published at the reference below.

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_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_