Critical severity9.3NVD Advisory· Published Sep 17, 2026· Updated Sep 25, 2026

CVE-2026-70009

Description

Improper limitation of a pathname to a restricted directory ('path traversal') in Azure Arc allows an unauthorized attacker to elevate privileges over a network.

Affected products

Microsoft/Azure Arcllm-fuzzy2 versions
(expand)+ 1 more
- (no CPE)
- cpe:2.3:a:microsoft:azure_arc:-:*:*:*:*:*:*:*

Patches

Vulnerability mechanics

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70009nvdVendor Advisory

News mentions

Microsoft: 24 Azure & AI Vulnerabilities Disclosed, Including Critical Privilege Escalation Flaws
Vypr Intelligence · Sep 18, 2026

cvss	0.605
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000