LaunchServer FileServerHandler has an unauthenticated path traversal issue

Date Jul 2, 2026

Type Vendor advisory

Signal High-risk advisory

Vendor / Product Maven · pro.gravit.launcher:launchserver-api

CVE CVE-2026-54617

High-risk advisory CVE-2026-54617

Summary

LaunchServer FileServerHandler has an unauthenticated path traversal issue

Why it matters

GitHub has published a reviewed security advisory for pro.gravit.launcher:launchserver-api. Prioritize it with other application dependency updates.

Operator check

Check whether pro.gravit.launcher:launchserver-api 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-5g75-477j-2c2f NVD — CVE-2026-54617 Source reference

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

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