GHSA-HW8V-XXG5-VVVX: Expression Sandbox Escape via Class-Field Sanitizer Rebinding Can Lead to Code Execution · Advisory · n8n-io/n8n · GitHub

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PublisherGitHub

Article IDGHSA-HW8V-XXG5-VVVX

Verified snapshot27 Sept 2026, 02:00 UTC

Linked CVEs1

Linked CVE reports

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CVE-2026-86076n8n: Expression Sandbox Escape in Editor-UI Enables Stored Cross-User JavaScript Execution

Source and provenance

Original title: Expression Sandbox Escape via Class-Field Sanitizer Rebinding Can Lead to Code Execution · Advisory · n8n-io/n8n · GitHub. Captured 27 Sept 2026, 02:00 UTC. The stored article is used for enrichment and change detection; BlackTree does not republish the publisher's full text here.

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