Cyber Posture

CVE-2026-42275

High

Published: 08 May 2026

Published
08 May 2026
Modified
08 May 2026
KEV Added
—
Patch
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CVSS Score 8.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N
EPSS Score 0.0004 11.2th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Description

zrok is software for sharing web services, files, and network resources. Prior to version 2.0.2, the zrok WebDAV drive backend (davServer.Dir) restricts path traversal through lexical normalization but does not prevent symlink following. When a symbolic link inside the shared…

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DriveRoot points to a location outside that root, remote WebDAV consumers can read files and—on shares without OS-level permission restrictions—write or overwrite files anywhere on the host filesystem accessible to the zrok process. This issue has been patched in version 2.0.2.

Likely Mitigating ControlsAI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SI-10 Information Input Validation
addresses: CWE-22

Validates pathnames and filenames to prevent traversal outside intended directories.

Security SummaryAI

Automated synthesis unavailable for this CVE.

Details

CWE(s)
CWE-22CWE-61

Affected Products

netfoundry
zrok
≤ 2.0.2

References