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fix(security): bind orangecat to localhost only, not every interface #830

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Merged
github-actions merged 1 commit into from
Aug 29, 2026
+5 −1
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fix(security): bind orangecat to localhost only, not every interface #830

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6 changes: 5 additions & 1 deletion scripts/systemd/launch.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,10 @@ if [ -f "$HERE/.env" ]; then
source "$HERE/.env"
set +a
fi
unset HOSTNAME
# `unset` does NOT bind to localhost — it makes Next fall back to ITS OWN
# default, which is 0.0.0.0 (every interface). Found 2026-08-29: this left
# orangecat reachable on all interfaces, mitigated only by ufw's
# default-deny (not something to rely on as the actual boundary).
export HOSTNAME=127.0.0.1
export NODE_ENV="production"
exec /usr/bin/node --max-http-header-size=65536 "$HERE/server.js"
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