FileBrowser: Symlink following escapes user scope allowing arbitrary file read outside the served directory
High-risk advisory
CVE-2026-116682
Summary
FileBrowser: Symlink following escapes user scope allowing arbitrary file read outside the served directory
Why it matters
GitHub has published a reviewed security advisory for github.com/gtsteffaniak/filebrowser/backend. Prioritize it with other application dependency updates, especially because EPSS places it in the 45% percentile.
Operator check
Check whether github.com/gtsteffaniak/filebrowser/backend is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available. EPSS probability: 0.5%; percentile: 45%.
Sources
PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.