---
id: "CVE-2026-76819"
kind: "vulnerability"
aliases: ["CVE-2026-76819", "GHSA-vxg7-f2jj-jmqm", "GO-2026-6575"]
title: "Nuclei: Arbitrary Code Execution via Goja JavaScript Engine Vulnerability in github.com/projectdiscovery/nuclei"
severity: "unknown"
cvss: null
epss: null
exploited: false
status: "withdrawn"
category: "package"
products: [{"name": "github.com/projectdiscovery/nuclei", "fixed": [], "affected": "all versions", "ecosystem": "go"}, {"name": "github.com/projectdiscovery/nuclei/v2", "fixed": [], "affected": "all versions", "ecosystem": "go"}, {"name": "github.com/projectdiscovery/nuclei/v3", "fixed": ["3.10.0"], "affected": ">= 3.0.0, < 3.10.0", "ecosystem": "go"}]
ecosystems: ["go"]
tags: ["go", "nuclei", "package", "security-scanning"]
not_affected_if: ["withdrawn-entry"]
published_at: "2026-09-22T17:17:25+00:00"
first_seen_at: "2026-10-23T19:13:08+00:00"
updated_at: "2026-10-23T21:49:25+00:00"
sources: [{"source": "govuln", "url": "https://pkg.go.dev/vuln/GO-2026-6575", "first_seen_at": "2026-10-23T19:13:08+00:00"}, {"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-76819", "first_seen_at": "2026-10-23T19:35:23+00:00"}]
---

# Nuclei: Arbitrary Code Execution via Goja JavaScript Engine Vulnerability in github.com/projectdiscovery/nuclei

Nuclei, a Go vulnerability scanner from ProjectDiscovery, has a flaw in its use of the Goja JavaScript engine that the sources describe as arbitrary code execution. The entry is marked withdrawn, and the sources give no attack details.

_Summary, check and fix written by a model from the sources; labelled as such._

## Affected

- go:github.com/projectdiscovery/nuclei affected all versions fixed ?
- go:github.com/projectdiscovery/nuclei/v2 affected all versions fixed ?
- go:github.com/projectdiscovery/nuclei/v3 affected >= 3.0.0, < 3.10.0 fixed 3.10.0

## How to check

Run nuclei -version and compare against the affected range (github.com/projectdiscovery/nuclei/v3 >= 3.0.0, < 3.10.0).

## Fix

Upgrade github.com/projectdiscovery/nuclei/v3 to 3.10.0 or later, if the advisory is still live.

## Timeline

- 2026-10-23T19:13:08+00:00 govuln https://pkg.go.dev/vuln/GO-2026-6575
- 2026-10-23T19:35:23+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-76819

## From the sources

Nuclei: Arbitrary Code Execution via Goja JavaScript Engine Vulnerability in github.com/projectdiscovery/nuclei

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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_