CVE-2026-23745

CVE-2026-23745：node-tar 任意文件覆盖 研究： Joshua van Rijswijk 描述 CVE-2026-23745 的概念验证（PoC），这是 node-tar（7.5.2）中的一个高危路径遍历漏洞。 该库未能对硬链接和符号链接的 linkpath 字段中的绝对路径进行清理。这允许恶意 tar 归档绕过解压根目录，覆盖主机系统上的任意文件，即使设置了 preservePaths: false 也是如此。 漏洞详情 位于 src/unpack.ts 中。该库对未清理的用户输入使用了 path.resolve： root@kitploit: //...

EUVD-2026-42308

node-tar: Process crash via PAX numeric path type confusion...

Incorrect Type Conversion or Cast

Overview tar is a full-featured Tar for Node.js. Affected versions of this package are vulnerable to Incorrect Type Conversion or Cast via the src/pax.ts file. An attacker can cause a process crash by providing all-digit PAX path or linkpath values that are coerced to JavaScript numbers, leading ...

CVE-2026-59875

node-tar is a tar archive manipulation library for Node.js. Prior to 7.5.17, node-tar does not strip NUL bytes from PAX path and linkpath records in src/pax.ts, allowing a crafted archive with values to reach fs.lstat or fs.open and terminate the process with an uncaught exception. This issue is...

CVE-2026-59875

node-tar is a tar archive manipulation library for Node.js. Prior to 7.5.17, node-tar does not strip NUL bytes from PAX path and linkpath records in src/pax.ts, allowing a crafted archive with values to reach fs.lstat or fs.open and terminate the process with an uncaught exception. This issue is...

CVE-2026-59871

node-tar is a tar archive manipulation library for Node.js. Prior to 7.5.18, node-tar coerces all-digit PAX path and linkpath values in src/pax.ts to JavaScript numbers, causing downstream path handling such as normalizeWindowsPathentry.path.split'/' to throw an uncaught TypeError. This issue is...

CVE-2026-59875

node-tar is a tar archive manipulation library for Node.js. Prior to 7.5.17, node-tar does not strip NUL bytes from PAX path and linkpath records in src/pax.ts, allowing a crafted archive with values to reach fs.lstat or fs.open and terminate the process with an uncaught exception. This issue is...

CVE-2026-59875 node-tar: Uncaught Exception DoS via NUL byte in PAX path/linkpath records

node-tar is a tar archive manipulation library for Node.js. Prior to 7.5.17, node-tar does not strip NUL bytes from PAX path and linkpath records in src/pax.ts, allowing a crafted archive with values to reach fs.lstat or fs.open and terminate the process with an uncaught exception. This issue is...

CVE-2026-59875 node-tar: Uncaught Exception DoS via NUL byte in PAX path/linkpath records

node-tar is a tar archive manipulation library for Node.js. Prior to 7.5.17, node-tar does not strip NUL bytes from PAX path and linkpath records in src/pax.ts, allowing a crafted archive with values to reach fs.lstat or fs.open and terminate the process with an uncaught exception. This issue is...

CVE-2026-59875

CVE-2026-59875 affects the Node.js tar library node-tar prior to 7.5.17. The root cause is that NUL bytes are not stripped from PAX path and linkpath records in src/pax.ts, which can allow a crafted archive to reach fs.lstat or fs.open and terminate the process with an uncaught exception. The iss...

CVE-2026-59875 node-tar: Uncaught Exception DoS via NUL byte in PAX path/linkpath records

node-tar is a tar archive manipulation library for Node.js. Prior to 7.5.17, node-tar does not strip NUL bytes from PAX path and linkpath records in src/pax.ts, allowing a crafted archive with values to reach fs.lstat or fs.open and terminate the process with an uncaught exception. This issue is...

PT-2026-56495

Name of the Vulnerable Software and Affected Versions node-tar versions prior to 7.5.17 Description The library fails to strip NUL bytes from PAX path and linkpath records in the src/pax.ts file. This allows a specially crafted archive to pass these values to fs.lstat or fs.open, resulting in an...

Atlassian Jira Service Management Data Center and Server 5.15.2 < 10.3.18 / 10.4.x < 11.3.3 (JSDSERVER-16528)

The version of Atlassian Jira Service Management Data Center and Server Jira Service Desk running on the remote host is affected by a vulnerability as referenced in the JSDSERVER-16528 advisory. - node-tar is a Tar for Node.js. The node-tar library = 7.5.2 fails to sanitize the linkpath of Link...

tar has Hardlink Path Traversal via Drive-Relative Linkpath

Summary tar npm can be tricked into creating a hardlink that points outside the extraction directory by using a drive-relative link target such as C:../target.txt, which enables file overwrite outside cwd during normal tar.x extraction. Details The extraction logic in UnpackSTRIPABSOLUTEPATH chec...

Important: nodejs24

Issue Overview: node-tar is a Tar for Node.js. The node-tar library = 7.5.2 fails to sanitize the linkpath of Link hardlink and SymbolicLink entries when preservePaths is false the default secure behavior. This allows malicious archives to bypass the extraction root restriction, leading to...

Important: nodejs20

Issue Overview: node-tar is a Tar for Node.js. The node-tar library = 7.5.2 fails to sanitize the linkpath of Link hardlink and SymbolicLink entries when preservePaths is false the default secure behavior. This allows malicious archives to bypass the extraction root restriction, leading to...

Symlink Poisoning

node-tar is vulnerable to Symlink Poisoning. The vulnerability is due to insufficient sanitization of hardlink and symlink linkpath values during archive extraction, where malicious tar entries can bypass the extraction root restriction and overwrite arbitrary files or create dangerous symlinks...

CVE-2026-23745

A flaw was found in the node-tar library. This vulnerability allows an attacker to craft malicious archives that, when extracted, can bypass intended security restrictions. This leads to arbitrary file overwrite and symlink poisoning, potentially allowing unauthorized modification of files on the...

Exploit for CVE-2026-23745

CVE-2026-23745: node-tar Arbitrary File Overwrite Research:...

Linux Distros Unpatched Vulnerability : CVE-2026-23745

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - node-tar is a Tar for Node.js. The node-tar library = 7.5.2 fails to sanitize the linkpath of Link hardlink and SymbolicLink entries when preservePaths is false...