Nuclei: Arbitrary Code Execution via Goja JavaScript Engine Vulnerability

Date Sep 22, 2026

Type Vendor advisory

Signal High-risk advisory

Vendor / Product Go · github.com/projectdiscovery/nuclei/v3

CVE CVE-2026-76819

High-risk advisory CVE-2026-76819

Summary

Nuclei: Arbitrary Code Execution via Goja JavaScript Engine Vulnerability

Why it matters

GitHub has published a reviewed security advisory for github.com/projectdiscovery/nuclei/v3. Prioritize it with other application dependency updates.

Operator check

Check whether github.com/projectdiscovery/nuclei/v3 is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available.

Sources

GitHub Advisory GHSA-vxg7-f2jj-jmqm NVD — CVE-2026-76819 Source reference

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.

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