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CVE-2026-8274— npitre cramfs-tools Directory cramfsck.c do_directory path traversal

CVSS 5.3 · Medium EPSS 0.01% · P0
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I. Basic Information for CVE-2026-8274

Vulnerability Information
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Vulnerability Title
npitre cramfs-tools Directory cramfsck.c do_directory path traversal
Source: NVD (National Vulnerability Database)
Vulnerability Description
A security vulnerability has been detected in npitre cramfs-tools up to 2.1. Affected is the function do_directory of the file cramfsck.c of the component Directory Handler. Such manipulation leads to path traversal. The attack can only be performed from a local environment. The exploit has been disclosed publicly and may be used. Upgrading to version 2.2 is able to address this issue. The name of the patch is 2fc492747115b24d8a07eddd27a2d45229cb273c. Upgrading the affected component is recommended.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: NVD (National Vulnerability Database)
Vulnerability Title
cramfs-tools 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
cramfs-tools是Nicolas Pitre个人开发者的一个压缩只读文件系统工具。 cramfs-tools 2.1及之前版本存在路径遍历漏洞，该漏洞源于Directory Handler组件中文件cramfsck.c的函数do_directory存在路径遍历。
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

VendorProductAffected VersionsCPESubscribe
npitrecramfs-tools 2.0 -

II. Public POCs for CVE-2026-8274

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III. Intelligence Information for CVE-2026-8274

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IV. Related Vulnerabilities

Same weakness: CWE-22

V. Comments for CVE-2026-8274

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