CVE-2026-92205
No fix known EPSS <1%CVSS 6.1
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.
Products: busybox
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Debian 12 | busybox | no fix |
| Debian 13 | busybox | no fix |
| Debian 14 | busybox | no fix |
| Ubuntu 20.04 LTS | busybox | no fix |
| Ubuntu 22.04 LTS | busybox | no fix |
| Ubuntu 24.04 LTS | busybox | no fix |
| Ubuntu 26.04 LTS | busybox | no fix |
| Ubuntu 26.10 | busybox | no fix |
| Ubuntu Pro 14.04 LTS | busybox | no fix |
| Ubuntu Pro 16.04 LTS | busybox | no fix |
| Ubuntu Pro 18.04 LTS | busybox | no fix |