CVE-2026-41646

Medium

Description

Nuclei is a vulnerability scanner built on a simple YAML-based DSL. From version 3.0.0 to before version 3.8.0, a vulnerability in Nuclei's JavaScript protocol runtime allows JavaScript templates to read local .js and .json files through the require() function, bypassing the default local file access restriction. This issue has been patched in version 3.8.0.

SeverityMedium
CVSS5.5
Exploit probability—
ProductProjectdiscovery Nuclei
PublishedMay 8, 2026
First seenMay 8, 2026

How to fix

Update
  • projectdiscovery nuclei3.8.0 or later
  • github.com/projectdiscovery/nuclei/v33.8.0 or later

Affected products

ProductAffected versionsFixed in
projectdiscovery nuclei3.0.0 ≤ v < 3.8.03.8.0
github.com/projectdiscovery/nuclei/v3Go3.0.0 ≤ v < 3.8.03.8.0
github.com/projectdiscovery/nucleiGoNo range specified—
github.com/projectdiscovery/nuclei/v2GoNo range specified—

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