logto-tunnel serves files outside --experience-path via path traversal

Date Aug 19, 2026
Type Vendor advisory
Signal High-risk advisory
Vendor / Product npm ยท @logto/tunnel
CVE CVE-2026-63188
High-risk advisory CVE-2026-63188

Summary

logto-tunnel serves files outside --experience-path via path traversal

Why it matters

GitHub has published a reviewed security advisory for @logto/tunnel. Prioritize it with other application dependency updates.

Operator check

Check whether @logto/tunnel is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available. CVSS score: 8.7.

Sources

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