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CISA Known Exploited Vulnerability
This CVE is actively exploited in the wild. CISA mandates federal agencies to patch immediately.
CVE

CVE-2021-40870

9.8
CVSScritical
Exploitable remotely over the internet · no authentication required.
Description

An issue was discovered in Aviatrix Controller 6.x before 6.5-1804.1922. Unrestricted upload of a file with a dangerous type is possible, which allows an unauthenticated user to execute arbitrary code via directory traversal.

Attack Vector
Network
Privileges Req.
None
User Interaction
None
Updated Sep 22, 2026View on NVD →
S4E scanner

CVE-2021-40870 Scanner

Targets the file upload endpoint in Aviatrix Controller 6.x before 6.5-1804.1922, allowing unauthenticated attackers to upload arbitrary files and achieve remote code execution via directory traversal.

Used 2.6k times · 5.9k assets checked · domain, ipv4, subdomain

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