PT-2026-47303 · Nlnet · Routinator

Published 2026-06-08 · Updated 2026-06-08 · CVE-2026-49234

Mitre

CVSS v4.0

8.2

High

Base vector

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

When sending a specifically crafted non-UTF-8 string as select-asn query parameter to the /api/v1/origins endpoint, Routinator crashes.

This only affects users who allow API access from untrusted networks.

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2026-49234

Affected Products

Routinator

References · 2

• https://nlnetlabs.nl/downloads/routinator/CVE-2026-49234.txt · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-49234 · Security Note