node-tar Vulnerable to Arbitrary File Overwrite and Symlink Poisoning via Insufficient Path Sanitization
21Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackcvss 8.2epss 0.3%
probabilidad de explotación
0.3%top 74% de las CVE
explotación observada
noninguna fuente lo reporta
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 Arbitrary File Overwrite via hardlinks and Symlink Poisoning via absolute symlink targets. This vulnerability is fixed in 7.5.3.
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:L/VA:N/SC:H/SI:L/SA:N
Productos afectados
isaacs · node-tarReferencias
https://access.redhat.com/errata/RHSA-2026:18480https://access.redhat.com/errata/RHSA-2026:18868https://access.redhat.com/errata/RHSA-2026:19712https://access.redhat.com/errata/RHSA-2026:2144https://access.redhat.com/errata/RHSA-2026:2900https://access.redhat.com/errata/RHSA-2026:2926https://access.redhat.com/errata/RHSA-2026:3782https://access.redhat.com/errata/RHSA-2026:41928https://access.redhat.com/errata/RHSA-2026:6192https://access.redhat.com/security/cve/CVE-2026-23745https://bugzilla.redhat.com/show_bug.cgi?id=2430538https://github.com/isaacs/node-tar/commit/340eb285b6d986e91969a1170d7fe9b0face405e