MEDIUM 6.1 Microsoft
CVE-2026-59890
setuptools: MANIFEST.in exclusion bypass in sdist via Unicode normalization collision (NFC/NFD) on macOS APFS/HFS+
Microsoft Security Update 2026-Jul: setuptools: MANIFEST.in exclusion bypass in sdist via Unicode normalization collision (NFC/NFD) on macOS APFS/HFS+
Affected Products
- azl3 python-setuptools 69.0.3-5 on Azure Linux 3.0
- azl3 python-setuptools 69.0.3-6 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-59890
- https://nvd.nist.gov/vuln/detail/CVE-2026-59890
This medium severity vulnerability with a CVSS score of 6.1 was published on 2026-07-14 via Microsoft. Affected: azl3 python-setuptools 69.0.3-5 on Azure Linux 3.0, azl3 python-setuptools 69.0.3-6 on Azure Linux 3.0.
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