Routinator does not properly check the module component of rsync URIs, which are used to create the file system paths for the Routinator cache. This allows for path traversal by having a module name containing .., potentially providing an attacker access to the entire Routinator rsync cache.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements Present

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact total

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
0.15.2 unaffected < *

No data.

No data.

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Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

This issue is fixed in 0.15.2 and all later versions.

Workaround

No workaround given by the vendor.

References
Link Providers
https://www.nlnetlabs.nl/downloads/routinator/CVE-2026-49233.txt cve-icon cve-icon
History

Mon, 08 Jun 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Mon, 08 Jun 2026 14:30:00 +0000

Type Values Removed Values Added
Description Routinator does not properly check the module component of rsync URIs, which are used to create the file system paths for the Routinator cache. This allows for path traversal by having a module name containing .., potentially providing an attacker access to the entire Routinator rsync cache.
Title Routinator cache path traversal using rogue rsync URIs
Weaknesses CWE-22
References
Metrics cvssV4_0

{'score': 8.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: NLnet Labs

Published:

Updated: 2026-06-08T15:38:59.530Z

Reserved: 2026-05-28T08:28:56.664Z

Link: CVE-2026-49233

cve-icon Vulnrichment

Updated: 2026-06-08T15:38:56.002Z

cve-icon NVD

Status : Received

Published: 2026-06-08T15:16:47.693

Modified: 2026-06-08T15:16:47.693

Link: CVE-2026-49233

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-08T16:00:16Z

Weaknesses