What is CVE-2026-41140?

CVE-2026-41140 is a security advisory published by Microsoft Security Response Center (MSRC) with Low severity. Poetry: Path traversal in tar extraction on Python 3.10.0 - 3.10.12 and 3.11.0 - 3.11.4

Which CVE IDs does CVE-2026-41140 cover?

CVE-2026-41140 covers the following CVE IDs: CVE-2026-41140. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

Which products are affected by CVE-2026-41140?

CVE-2026-41140 affects 3 products, including: azl3 poetry 1.8.3-1 on Azure Linux 3.0; azl3 poetry 1.8.5-1 on Azure Linux 3.0; azl3 poetry 1.8.5-2 on Azure Linux 3.0.

CVE-2026-41140Low

Poetry: Path traversal in tar extraction on Python 3.10.0 - 3.10.12 and 3.11.0 - 3.11.4

Vendor

Microsoft Security Response Center (MSRC)

Published

June 2, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-41140 →

🎯 Affected products3

azl3 poetry 1.8.3-1 on Azure Linux 3.0
azl3 poetry 1.8.5-1 on Azure Linux 3.0
azl3 poetry 1.8.5-2 on Azure Linux 3.0

✅ Remediation

KBCBL-Mariner Releases (Security Update) — fixed build 1.8.5-2

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-41140
referencehttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade