AUGUST 4, 2026
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Case File

CVE-2021-27221

HIGH · CVSS 8.1 EPSS 4.49%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-03-19 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 8.1. It may be remotely exploitable.

CVE
CVE-2021-27221
Severity
HIGH
CVSS
8.1
EPSS
4.49%

Original NVD Description

MikroTik RouterOS 6.47.9 allows remote authenticated ftp users to create or overwrite arbitrary .rsc files via the /export command. NOTE: the vendor's position is that this is intended behavior because of how user policies work

Related CVEs

Other vulnerabilities affecting the same vendor(s)