CVE-2026-64863

CRITICAL CVSS 3.1: 9.1 EPSS 0.34%
Updated Jul 30, 2026
Goshs-Labs
Parameter Value
CVSS 9.1 (CRITICAL)
Fixed In 2.1.4
Type CWE-284 (Improper Access Control)
Vendor Goshs-Labs
Public PoC No

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.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
None
No data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Vulnerable Products

goshs-labs:goshs