MEDIUM 5.5 Microsoft
CVE-2026-53655
node-tar applies PAX size override to intermediary GNU long-name/long-link headers, causing tar parser interpretation differential (file smuggling)
Microsoft Security Update 2026-Jun: node-tar applies PAX size override to intermediary GNU long-name/long-link headers, causing tar parser interpretation differential (file smuggling)
Affected Products
- azl3 tar 1.35-2 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-53655
- https://nvd.nist.gov/vuln/detail/CVE-2026-53655
This medium severity vulnerability with a CVSS score of 5.5 was published on 2026-06-09 via Microsoft. Affected: azl3 tar 1.35-2 on Azure Linux 3.0.
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