What is CVE-2026-6791?

CVE-2026-6791 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. Potential stack-based buffer clash during tilde expansion in wordexp

Which CVE IDs does CVE-2026-6791 cover?

CVE-2026-6791 covers the following CVE IDs: CVE-2026-6791. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

Which products are affected by CVE-2026-6791?

CVE-2026-6791 affects 2 products, including: azl3 glibc 2.38-20 on Azure Linux 3.0; azl3 glibc 2.38-21 on Azure Linux 3.0.

CVE-2026-6791Medium

Potential stack-based buffer clash during tilde expansion in wordexp

Vendor

Microsoft Security Response Center (MSRC)

Published

August 12, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-6791 →

🎯 Affected products2

azl3 glibc 2.38-20 on Azure Linux 3.0
azl3 glibc 2.38-21 on Azure Linux 3.0

✅ Remediation

KBRelease Notes (Security Update)

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-6791
referencehttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade