What is CVE-2026-54371?

CVE-2026-54371 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. attr \u003c 2.6.0 Symlink Traversal Privilege Escalation via getfattr/setfattr

Which CVE IDs does CVE-2026-54371 cover?

CVE-2026-54371 covers the following CVE IDs: CVE-2026-54371. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-54371?

CVE-2026-54371 has a CVSS v3 base score of 7.1, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-54371?

CVE-2026-54371 affects 3 products, including: azl3 acl 2.3.1-2 on Azure Linux 3.0; azl3 attr 2.5.2-1 on Azure Linux 3.0; azl3 attr 2.6.0-1 on Azure Linux 3.0.

CVE-2026-54371MediumCVSS 7.1

attr < 2.6.0 Symlink Traversal Privilege Escalation via getfattr/setfattr

Vendor

Microsoft Security Response Center (MSRC)

Published

June 30, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-54371 →

🎯 Affected products3

azl3 acl 2.3.1-2 on Azure Linux 3.0
azl3 attr 2.5.2-1 on Azure Linux 3.0
azl3 attr 2.6.0-1 on Azure Linux 3.0

✅ Remediation

KBCBL-Mariner Releases (Security Update) — fixed build 2.4.0-1 KBCBL-Mariner Releases (Security Update) — fixed build 2.6.0-1

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-54371
referencehttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade