CVE-2026-42448— wormhole receive, with --output pointing at an existing directory can be path-traversed
Possible ATT&CK Techniques 1AI
T1560.001 · Archive via UtilityAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| magic-wormhole | magic-wormhole | < 0.24.0 | affected |
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I. Basic Information for CVE-2026-42448
Vulnerability Information
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Vulnerability Title
wormhole receive, with --output pointing at an existing directory can be path-traversed
Source: NVD (National Vulnerability Database)
Vulnerability Description
Magic Wormhole makes it possible to get arbitrary-sized files and directories from one computer to another. Prior to 0.24.0, there is a path traversal when a receiver who specifies "--output <dir>" where that output directory currently exists (as a directory). This vulnerability is fixed in 0.24.0.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: NVD (National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| magic-wormhole | magic-wormhole | < 0.24.0 | - |
II. Public POCs for CVE-2026-42448
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-42448 (1)
IV. Related Vulnerabilities
Same weakness: CWE-22
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V. Comments for CVE-2026-42448
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