CVE-2026-72753

Routinator incorrectly handles delta updates

Published Oct 26, 2026 CVSS 3.1 · 8.2 High EPSS < 1% KEV · Not listed
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.

Remediation

Vendor Solution

This issue is fixed in 0.15.3 and all later versions.

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Nlnetlabs
Nlnetlabs routinator
Vendors & Products Nlnetlabs
Nlnetlabs routinator
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title Routinator incorrectly handles delta updates
Weaknesses CWE-755
References
Metrics cvssV3_1

{'score': 8.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
NLnet Labs
Published
Updated
Oct 26, 2026, 5:57 PM
Reserved
Aug 10, 2026, 2:08 PM
Status
Deferred
Published
Oct 26, 2026, 6:18 PM
Modified
Oct 26, 2026, 6:35 PM