What’s Vulnerable › Vulnerabilities
CVE-2026-42448: wormhole receive, with --output pointing at an existing directory can be path-traversed
- Severity: low (CVSS 3.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-05-26 · updated 2026-07-24
- Weakness: CWE-22
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.
Affected products
- magic-wormhole: before 0.24.0
References
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