CVE-2026-26157— Busybox: busybox: arbitrary file overwrite and potential code execution via incomplete path sanitization
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I. Basic Information for CVE-2026-26157
Vulnerability Information
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Vulnerability Title
Busybox: busybox: arbitrary file overwrite and potential code execution via incomplete path sanitization
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw was found in BusyBox. Incomplete path sanitization in its archive extraction utilities allows an attacker to craft malicious archives that when extracted, and under specific conditions, may write to files outside the intended directory. This can lead to arbitrary file overwrite, potentially enabling code execution through the modification of sensitive system files.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
文件名或路径的外部可控制
Source: NVD (National Vulnerability Database)
Vulnerability Title
BusyBox 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
BusyBox是乌克兰Denis Vlasenko个人开发者的一套包含了多个linux命令和工具的应用程序。 BusyBox存在安全漏洞，该漏洞源于其归档提取工具路径清理不完整，可能导致提取恶意归档时任意文件覆盖，进而可能执行代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Red Hat | Red Hat Hardened Images | 1.37.0-7.2.hum1 ~ * | cpe:/a:redhat:hummingbird:1 | |
| Red Hat | Red Hat Enterprise Linux 6 | - | cpe:/o:redhat:enterprise_linux:6 |
II. Public POCs for CVE-2026-26157
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V. Comments for CVE-2026-26157
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