CVE-2026-72753

High

Description

When Routinator encounters an RRDP notification file with gaps in the delta entries, it is still accepted and parsed, potentially leading to missing data. If it encounters too many delta entries it may run out of memory.

SeverityHigh

CVSS8.2

Exploit probability—

ProductRoutinator

PublishedOct 26, 2026

First seenOct 26, 2026

Weakness typeCWE-755CWE-755

How to fix

Vendor advisories

nlnetlabs.nl/downloads/routinator/CVE-2026-72753.txt

Affected products

Product	Affected versions	Fixed in
NLnet Labs Routinator	No range specified	—

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