CVE-2026-49233 HIGH

CVE-2026-49233: Routinator cache path traversal using rogue rsync URIs

Weakness CWE-22 · Path traversal
Published June 8, 2026
Last update June 8, 2026

CVSS base score

8.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality
Integrity

CVSS 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

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

June 8, 2026 CVE published
June 8, 2026 Record updated