---
id: CVE-2026-49234
aliases:
  - GHSA-gc6q-cwcj-3vh9
title: >-
  Routinator crashes when sending a maliciously crafted select-asn query
  parameter
summary: >-
  Routinator crashes when sending a maliciously crafted select-asn query
  parameter
severity: high
cvss: 7.5
cwe:
  - CWE-20
vendor: routinator
product: routinator
ecosystem: rust
affected:
  - routinator <= 0.15.1
patched:
  - routinator 0.15.2
published: '2026-06-08'
updated: '2026-06-12'
source: GHSA
sourceUrl: 'https://github.com/advisories/GHSA-gc6q-cwcj-3vh9'
references:
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2026-49234'
  - url: 'https://www.nlnetlabs.nl/downloads/routinator/CVE-2026-49234.txt'
  - url: 'https://github.com/NLnetLabs/routinator/releases/tag/v0.15.2'
  - url: 'https://github.com/advisories/GHSA-gc6q-cwcj-3vh9'
tags:
  - ghsa
  - rust
epss: 0.00333
epssPercentile: 0.23887
ingestedAt: '2026-07-07T15:41:59.873Z'
---

## Overview

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.

## Affected packages

- `routinator <= 0.15.1`

## Remediation

Upgrade to a patched release:

- `routinator 0.15.2`