AUGUST 4, 2026
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Case File

CVE-2021-27856

CRITICAL · CVSS 9.8 EPSS 5.60%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-12-15 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. See the original NVD description below for full technical details.

CVE
CVE-2021-27856
Severity
CRITICAL
CVSS
9.8
EPSS
5.60%

Original NVD 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)