AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2021-20026

HIGH · CVSS 8.8 EPSS 11.64%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-05-27 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 8.8. Its EPSS score suggests a 11.6% probability of exploitation in the next 30 days. Exploitation may require the attacker to be authenticated.

CVE
CVE-2021-20026
Severity
HIGH
CVSS
8.8
EPSS
11.64%

Original NVD Description

A vulnerability in the SonicWall NSM On-Prem product allows an authenticated attacker to perform OS command injection using a crafted HTTP request. This vulnerability affects NSM On-Prem 2.2.0-R10 and earlier versions.

Related CVEs

Other vulnerabilities affecting the same vendor(s)