HIGH 7.1 Microsoft

CVE-2026-26960

node-tar has Arbitrary File Read/Write via Hardlink Target Escape Through Symlink Chain in Extraction

Microsoft Security Update 2026-Feb: node-tar has Arbitrary File Read/Write via Hardlink Target Escape Through Symlink Chain in Extraction

Affected Products

azl3 tar 1.35-2 on Azure Linux 3.0
cbl2 tar 1.34-3 on CBL Mariner 2.0

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26960
https://nvd.nist.gov/vuln/detail/CVE-2026-26960

Published: 2026-02-10 · Source: Microsoft · Feed updated: 2026-08-20

This high severity vulnerability with a CVSS score of 7.1 was published on 2026-02-10 via Microsoft. Affected: azl3 tar 1.35-2 on Azure Linux 3.0, cbl2 tar 1.34-3 on CBL Mariner 2.0.

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