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CVE-2026-92205

BusyBox libarchive Symlink Directory Traversal Arbitrary File Creation Vulnerability

MEDIUM
6.1
CVSS Score
Published: October 21, 2026 at 05:17 PM UTC
Updated: October 22, 2026 at 05:34 PM UTC
1 product affected across 1 vendorBusyBox

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Severity
MEDIUM6.1
Exploit prediction
EPSS 0.3%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

x_research-advisory
Source: cverecord
https://www.zerodayinitiative.com/advisories/ZDI-26-705/

CVSS

6.1MEDIUMzdi
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-22

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