CVE-2026-49234

EUVD-2026-35064
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 18%
Affected Products (NVD)
VendorProductVersion
nlnetlabsroutinator
𝑥
< 0.15.2
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://www.nlnetlabs.nl/downloads/routinator/CVE-2026-49234.txt