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CVE-2026-76014— BusyBox FEATURE_WGET_TIMEOUT wget.c null pointer dereference

Quick assessment

Affected
n/a BusyBox
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 BusyBox 1.30.1 及更早版本中发现了一个漏洞。该漏洞影响了组件 FEATURE_WGET_TIMEOUT 处理器中 networking/wget.c 文件的未知代码。对参数 -T 的此类操纵会导致空指针解引用。需要本地访问才能利用此漏洞。该漏洞的利用代码已公开，可被使用。补丁名称为 83a40bf7a93c8ac093d33ab452222dd5b9eb57ff。应应用此补丁以修复该问题。

CVSS 3.3 · Low EPSS 0.12% · P2

Affected Version Matrix 2

VendorProduct Version RangeStatus
n/a BusyBox 1.30.0 affected
1.30.1 affected
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I. Basic Information for CVE-2026-76014

Vulnerability Information
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Vulnerability Title
BusyBox FEATURE_WGET_TIMEOUT wget.c null pointer dereference
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been found in BusyBox up to 1.30.1. This vulnerability affects unknown code of the file networking/wget.c of the component FEATURE_WGET_TIMEOUT Handler. Such manipulation of the argument -T leads to null pointer dereference. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The name of the patch is 83a40bf7a93c8ac093d33ab452222dd5b9eb57ff. A patch should be applied to remediate this issue.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
空指针解引用
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
- BusyBox 1.30.0 cpe:2.3:a:busybox:busybox:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-76014

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III. Intelligence Information for CVE-2026-76014

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Proof of Concept for CVE-2026-76014 (1)

Other References for CVE-2026-76014 (1)

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CVE-2026-50719 芯驰T41/T32/T40/A1 SoC安全启动漏洞
CVE-2026-50720 英伟达T31 Secure Boot绕过漏洞
CVE-2026-71694 BOOM v1.2远程代码执行漏洞

IV. Related Vulnerabilities

Same product: BusyBox
Same vendor: n/a
Same weakness: CWE-476

V. Comments for CVE-2026-76014

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