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CVE-2026-70009 is an Azure Arc path traversal vulnerability caused by improper limitation of a pathname to a restricted directory (CWE-22). An unauthenticated attacker can exploit the issue remotely over a network to access resources outside the intended restricted directory context and elevate privileges. It is rated Critical with CVSS v3.1 9.3 (AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N) and affects an exclusively hosted service.
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What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
If you can’t patch tonight, do this now.
Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
5 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A path-traversal vulnerability in Azure Arc that enables unauthenticated network-based privilege escalation.
A path-traversal vulnerability in Azure Arc that permits an unauthorized network attacker to elevate privileges.
A path-traversal vulnerability in Azure Arc that permits an unauthorized network-based attacker to elevate privileges. It is rated CVSS v3.1 9.4 (AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N) and mapped to CWE-22.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.