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Medium · 5.3 CVE-2026-72757 EUVD-2026-110030GHSA-qfwm-769m-74fg

Routinator HTTP server becomes unavailable with many unclosed connections

Published Oct 26, 2026 · Updated Oct 26, 2026 · Assigned by NLnet Labs

Description

Routinator runs out of open connections on the HTTP server when many connections are opened but never closed, leaving the HTTP server unavailable. This condition can be triggered maliciously by an attacker by opening a large number of connections to the HTTP server.

This only affects users that make their HTTP or RTR server available to untrusted networks.

Affected products

VendorProductAffectedFixed
NLnet Labs Routinator — —

References