PT-2026-47301 · Nlnet · Routinator

Published 2026-06-08 · Updated 2026-06-08 · CVE-2026-49232

Mitre

CVSS v4.0

8.7

High

Base vector

AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L

Routinator exits on any error when accepting incoming HTTP or RTR connections, including ones it can recover from such as running out of file descriptors. This condition can be triggered maliciously by an attacker by opening a large number of connections to the HTTP or RTR server.

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

Fix

Improper Handling of Exceptional Conditions

Weakness Enumeration

CWE-755

Related Identifiers

CVE-2026-49232

Affected Products

Routinator

References · 2

• https://nlnetlabs.nl/downloads/routinator/CVE-2026-49232.txt · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-49232 · Security Note