ByteOS Network

CVE Vulnerability Details :

CVE-2026-49234

PUBLISHED

More Info Official Page

Assigner-NLnet Labs

Assigner Org ID-206fc3a0-e175-490b-9eaa-a5738056c9f6

Published At-08 Jun, 2026 | 12:58

Updated At-08 Jun, 2026 | 15:39

▼CVE Numbering Authority (CNA)

Routinator crashes on specifically crafted ASN strings in the API

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 Products

Vendor

NLnet Labs

Product

Routinator

Default Status

affected

Versions

Unaffected

From 0.15.2 before * (semver)

Problem Types

Type	CWE ID	Description
CWE	CWE-20	CWE-20 Improper Input Validation

Type: CWE

CWE ID: CWE-20

Description: CWE-20 Improper Input Validation

Metrics

Version	Base score	Base severity	Vector
4.0	8.2	HIGH	CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H

Version: 4.0

Base score: 8.2

Base severity: HIGH

Vector:

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H

Solutions

This issue is fixed in 0.15.2 and all later versions.

Credits

finder

X41 D-Sec GmbH

Timeline

Event	Date
Issue reported	2026-03-28 00:00:00
Fixes released	2026-06-08 00:00:00

Event: Issue reported

Date: 2026-03-28 00:00:00

Event: Fixes released

Date: 2026-06-08 00:00:00

References

Hyperlink	Resource
https://www.nlnetlabs.nl/downloads/routinator/CVE-2026-49234.txt	vendor-advisory

Hyperlink: https://www.nlnetlabs.nl/downloads/routinator/CVE-2026-49234.txt

Resource:

vendor-advisory

▼Authorized Data Publishers (ADP)

CISA ADP Vulnrichment

Affected Products

Unaffected

Problem Types

Metrics

Metrics Other Info

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Solutions

Configurations

Workarounds

Exploits

Credits

Timeline

Replaced By

Rejected Reason

References

Affected Products

Metrics

Metrics Other Info

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Solutions

Configurations

Workarounds

Exploits

Credits

Timeline

Replaced By

Rejected Reason

References