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CVE-2026-49163 is a path traversal vulnerability in Microsoft Application Insights Profiler. The flaw is caused by improper limitation of a pathname to a restricted directory, allowing an authorized attacker with low privileges to traverse outside intended file-system boundaries over the network. Available reporting indicates the issue affects the hosted service and can be exploited without user interaction and with low attack complexity. The vulnerability is associated with high confidentiality, integrity, and availability impact and is described as enabling privilege escalation, with reporting also indicating arbitrary file access within the affected environment.
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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.
8 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A path traversal vulnerability in Azure Application Insights Profiler that allows low-privilege authenticated attackers to access arbitrary files.
A path traversal vulnerability in Microsoft Application Insights Profiler that allows an authorized attacker to elevate privileges over a network.
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.