CVE-2026-72754 - Vulnerability Details - OpenCVE

When Routinator encounters a CRL with many entries, it may hang or run out of memory. If Routinator encounters a CRL file with the wrong encoding, it may exit.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable yes

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

NLnet Labs

Routinator

affected

Version	Status	Constraints
`0.15.3`	unaffected	< *

No data.

No data.

No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

This issue is fixed in 0.15.3 and all later versions.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://www.nlnetlabs.nl/downloads/routinator/CVE-2026-72754.txt

History

Mon, 26 Oct 2026 18:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Mon, 26 Oct 2026 17:30:00 +0000

Type	Values Removed	Values Added
Description		When Routinator encounters a CRL with many entries, it may hang or run out of memory. If Routinator encounters a CRL file with the wrong encoding, it may exit.
Title		Routinator exits when parsing an incorrect or very large CRL file
Weaknesses		CWE-755
References		https://www.nlnetlabs.nl/downloads/routinator/CVE-2026-72754.txt
Metrics		cvssV3_1 `{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}`

Projects

Sign in to view the affected projects.

MITRE

Status: PUBLISHED

Assigner: NLnet Labs

Published: 2026-10-26T17:06:35.819Z

Updated: 2026-10-26T17:57:34.011Z

Reserved: 2026-08-10T14:08:41.336Z

Link: CVE-2026-72754

Vulnrichment

Updated: 2026-10-26T17:50:08.026Z

NVD

Status : Deferred

Published: 2026-10-26T18:18:41.413

Modified: 2026-10-26T18:35:08.450

Link: CVE-2026-72754

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-755

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-72754", "assignerOrgId": "206fc3a0-e175-490b-9eaa-a5738056c9f6", "state": "PUBLISHED", "assignerShortName": "NLnet Labs", "dateReserved": "2026-08-10T14:08:41.336Z", "datePublished": "2026-10-26T17:06:35.819Z", "dateUpdated": "2026-10-26T17:57:34.011Z"}, "containers": {"cna": {"title": "Routinator exits when parsing an incorrect or very large CRL file", "datePublic": "2026-10-26T00:00:00.000Z", "affected": [{"vendor": "NLnet Labs", "product": "Routinator", "versions": [{"version": "0.15.3", "status": "unaffected", "lessThan": "*", "versionType": "semver"}], "defaultStatus": "affected"}], "descriptions": [{"lang": "en", "value": "When Routinator encounters a CRL with many entries, it may hang or run out of memory. If Routinator encounters a CRL file with the wrong encoding, it may exit."}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "baseScore": 7.5, "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}}], "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-755", "description": "CWE-755 Improper Handling of Exceptional Conditions", "type": "CWE"}]}], "solutions": [{"lang": "en", "value": "This issue is fixed in 0.15.3 and all later versions."}], "timeline": [{"time": "2026-05-29T00:00:00.000Z", "lang": "en", "value": "Issue reported"}, {"time": "2026-10-26T00:00:00.000Z", "lang": "en", "value": "Fixes released"}], "credits": [{"lang": "en", "value": "Qifan Zhang, Palo Alto Networks", "type": "finder"}], "references": [{"url": "https://www.nlnetlabs.nl/downloads/routinator/CVE-2026-72754.txt", "tags": ["vendor-advisory"]}], "providerMetadata": {"orgId": "206fc3a0-e175-490b-9eaa-a5738056c9f6", "shortName": "NLnet Labs", "dateUpdated": "2026-10-26T17:06:35.819Z"}, "x_generator": {"engine": "cvelib 1.8.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-72754", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-26T17:47:00.928059Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-26T17:57:34.011Z"}}]}}

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-72754", "assignerOrgId": "206fc3a0-e175-490b-9eaa-a5738056c9f6", "state": "PUBLISHED", "assignerShortName": "NLnet Labs", "dateReserved": "2026-08-10T14:08:41.336Z", "datePublished": "2026-10-26T17:06:35.819Z", "dateUpdated": "2026-10-26T17:57:34.011Z"}, "containers": {"cna": {"title": "Routinator exits when parsing an incorrect or very large CRL file", "datePublic": "2026-10-26T00:00:00.000Z", "affected": [{"vendor": "NLnet Labs", "product": "Routinator", "versions": [{"version": "0.15.3", "status": "unaffected", "lessThan": "*", "versionType": "semver"}], "defaultStatus": "affected"}], "descriptions": [{"lang": "en", "value": "When Routinator encounters a CRL with many entries, it may hang or run out of memory. If Routinator encounters a CRL file with the wrong encoding, it may exit."}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "baseScore": 7.5, "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}}], "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-755", "description": "CWE-755 Improper Handling of Exceptional Conditions", "type": "CWE"}]}], "solutions": [{"lang": "en", "value": "This issue is fixed in 0.15.3 and all later versions."}], "timeline": [{"time": "2026-05-29T00:00:00.000Z", "lang": "en", "value": "Issue reported"}, {"time": "2026-10-26T00:00:00.000Z", "lang": "en", "value": "Fixes released"}], "credits": [{"lang": "en", "value": "Qifan Zhang, Palo Alto Networks", "type": "finder"}], "references": [{"url": "https://www.nlnetlabs.nl/downloads/routinator/CVE-2026-72754.txt", "tags": ["vendor-advisory"]}], "providerMetadata": {"orgId": "206fc3a0-e175-490b-9eaa-a5738056c9f6", "shortName": "NLnet Labs", "dateUpdated": "2026-10-26T17:06:35.819Z"}, "x_generator": {"engine": "cvelib 1.8.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-72754", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-26T17:47:00.928059Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-26T17:50:08.026Z"}, "title": "CISA ADP Vulnrichment"}]}}