CVE-2026-92205
BusyBox libarchive Symlink Directory Traversal Arbitrary File Creation Vulnerability
- State
- Published
- Severity
- 6.1 Medium
- Published
- Oct 21, 2026
- Updated
- Oct 30, 2026
- Reserved
- Sep 15, 2026
Description
BusyBox libarchive Symlink Directory Traversal Arbitrary File Creation Vulnerability. This vulnerability allows remote attackers to create arbitrary files on affected installations of BusyBox. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.
The specific flaw exists within the libarchive component. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to create files in the context of the current user. Was ZDI-CAN-27556.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.0 | 6.1 Medium | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:L | zdi |
Weaknesses
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Affected Products
| Product | Versions |
|---|---|
BusyBoxBusyBox |
|
References
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