Routinator Vulnerability in RRDP File Handling by NLnet Labs
CVE-2026-49235

8.7HIGH

Key Information:

Vendor

Nlnet Labs

Status
Routinator
Vendor
CVE Published:
8 June 2026

What is CVE-2026-49235?

A vulnerability exists in Routinator when processing files via RRDP that utilize a specially crafted Document Type Definition (DTD). This flaw can trigger a crash of the Routinator application, potentially disrupting the service and affecting availability.

Affected Version(s)

Routinator 0.15.2

References

https://www.nlnetlabs.nl/downloads/routinator/CVE-2026-49...
vendor-advisory

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

X41 D-Sec GmbH
.