CVE-2026-45576

zrok copy writes attacker-controlled WebDAV paths outside the destination root

Published Jul 16, 2026 CVSS 4.0 · 8.3 High EPSS < 1% KEV · Not listed
Description
zrok is software for sharing web services, files, and network resources. From 0.4.23 until 2.0.3, `zrok2 copy` stores attacker-controlled WebDAV or zrok drive paths such as /../outside.txt in the source inventory and passes them to FilesystemTarget.WriteStream, allowing the sync pipeline to write files outside the selected local filesystem destination root. This issue is fixed in version 2.0.3.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-c656-jcx2-7pqj zrok copy writes attacker-controlled WebDAV paths outside the destination root
History
Type Values Removed Values Added
First Time appeared Openziti
Openziti zrok
Vendors & Products Openziti
Openziti zrok
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Description zrok is software for sharing web services, files, and network resources. From 0.4.23 until 2.0.3, `zrok2 copy` stores attacker-controlled WebDAV or zrok drive paths such as /../outside.txt in the source inventory and passes them to FilesystemTarget.WriteStream, allowing the sync pipeline to write files outside the selected local filesystem destination root. This issue is fixed in version 2.0.3.
Title zrok copy writes attacker-controlled WebDAV paths outside the destination root
Weaknesses CWE-22
References
Metrics cvssV4_0

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

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Jul 16, 2026, 5:13 PM
Reserved
May 12, 2026, 7:00 PM
Status
Analyzed
Published
Jul 16, 2026, 5:16 PM
Modified
Oct 24, 2026, 8:10 PM