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CVE-2026-64863— goshs --no-delete WebDAV MOVE bypass allows file deletion/overwrite

CVSS 9.1 · Critical
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I. Basic Information for CVE-2026-64863

Vulnerability Information
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Vulnerability Title
goshs --no-delete WebDAV MOVE bypass allows file deletion/overwrite
Source: CVE Program / CVE List V5
Vulnerability Description
goshs is a feature-rich single-binary file server for red teamers and developers. Prior to 2.1.4, the httpserver/server.go wdGuard handled WebDAV MOVE as a write-only method and did not enforce --no-delete, allowing WebDAV clients to delete or overwrite files via MOVE with Overwrite: T. This issue is fixed in version 2.1.4.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
访问控制不恰当
Source: CVE Program / CVE List V5

Affected Products

VendorProductAffected VersionsCPESubscribe
goshs-labsgoshs < 2.1.4 -

II. Public POCs for CVE-2026-64863

#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium
Qwen3.6-35B-A3B · 8832 chars
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III. Intelligence Information for CVE-2026-64863

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Patches & Fixes for CVE-2026-64863 (1)

Vendor Advisories for CVE-2026-64863 (1)

Vendor Pages for CVE-2026-64863 (1)

Same Patch Batch · goshs-labs · 2026-07-28 · 5 CVEs total

CVE-2026-623259.1 CRITICALgoshs SFTP authentication bypass via empty password (incomplete fix of CVE-2026-40884)
CVE-2026-547197.5 HIGHgoshs: File-based .goshs ACL authorization bypass via the ?bulk zip-download route (unauth
CVE-2026-660636.5 MEDIUMgoshs has a Path Traversal issue
CVE-2026-660645.3 MEDIUMgoshs has ACL Bypass & Path Traversal

IV. Related Vulnerabilities

Same product: goshs
Same vendor: goshs-labs
Same weakness: CWE-284

V. Comments for CVE-2026-64863

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