CVE-2026-49163: CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in Microsoft Application Insights Profiler
Improper limitation of a pathname to a restricted directory ('path traversal') in Application Insights Profiler allows an authorized attacker to elevate privileges over a network.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-49163) in Microsoft Application Insights Profiler is a path traversal flaw (CWE-22) that improperly restricts pathname access, enabling an authorized attacker to escalate privileges remotely. The CVSS 3.1 base score is 8.8, indicating high severity with network attack vector, low attack complexity, and no user interaction required. The vulnerability impacts confidentiality, integrity, and availability with high impact. Microsoft has published an official fix for this vulnerability.
Potential Impact
An authorized attacker can exploit this path traversal vulnerability to elevate privileges over the network, potentially gaining unauthorized access to restricted directories and executing actions with higher privileges. This can lead to full compromise of the affected system's confidentiality, integrity, and availability.
Mitigation Recommendations
Microsoft has released an official fix for this vulnerability. Users of Application Insights Profiler should apply the official patch as provided in the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-49163 to remediate the issue.
CVE-2026-49163: CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in Microsoft Application Insights Profiler
Description
Improper limitation of a pathname to a restricted directory ('path traversal') in Application Insights Profiler allows an authorized attacker to elevate privileges over a network.
CVSS v3.1
Score 8.8high
Affected software
Microsoft
Application Insights Profiler
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-49163) in Microsoft Application Insights Profiler is a path traversal flaw (CWE-22) that improperly restricts pathname access, enabling an authorized attacker to escalate privileges remotely. The CVSS 3.1 base score is 8.8, indicating high severity with network attack vector, low attack complexity, and no user interaction required. The vulnerability impacts confidentiality, integrity, and availability with high impact. Microsoft has published an official fix for this vulnerability.
Potential Impact
An authorized attacker can exploit this path traversal vulnerability to elevate privileges over the network, potentially gaining unauthorized access to restricted directories and executing actions with higher privileges. This can lead to full compromise of the affected system's confidentiality, integrity, and availability.
Mitigation Recommendations
Microsoft has released an official fix for this vulnerability. Users of Application Insights Profiler should apply the official patch as provided in the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-49163 to remediate the issue.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-05-27T23:44:09.622Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-49163","vendor":"Microsoft"}]
Threat ID: 6a752655bf8831d5398099ce
Added to database: 08/07/2026, 00:27:01 UTC
Last enriched: 08/14/2026, 13:58:18 UTC
Last updated: 09/21/2026, 22:12:07 UTC
Views: 53
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