CVE

CVE-2021-27856

9.8

CVSScritical

Exploitable remotely over the internet · no authentication required.

Description

FatPipe WARP, IPVPN, and MPVPN software prior to versions 10.1.2r60p91 and 10.2.2r42 includes an account named "cmuser" that has administrative privileges and no password. Older versions of FatPipe software may also be vulnerable. The FatPipe advisory identifier for this vulnerability is FPSA002.

Attack Vector

Network

Privileges Req.

None

User Interaction

None

warpipvpnmpvpn

Updated Sep 22, 2026View on NVD →

S4E scanner

criticalMisconfiguration~10 seconds

CVE-2021-27856 Scanner

CVE-2021-27856 Scanner - Unauthorized Admin Access vulnerability in FatPipe WARP/IPVPN/MPVPN

Used 2.1k times · 5.9k assets checked · domain, subdomain, ipv4

Scanner page →Run scanner

CVE history: warp

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