SEPTEMBER 15, 2026
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Case File

CVE-2021-20028

CRITICAL · CVSS 9.8 EPSS 29.87% CISA KEV · Actively Exploited

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

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. It is listed in CISA's Known Exploited Vulnerabilities catalog, indicating confirmed active exploitation in the wild. Its EPSS score suggests a 29.9% probability of exploitation in the next 30 days. It may be remotely exploitable. It involves a SQL injection risk.

CISA KEV Details

Status: This CVE is listed in CISA's Known Exploited Vulnerabilities catalog.

Ransomware use: Known

Added to KEV: 2022-03-28

Required action: The impacted product is end-of-life and should be disconnected if still in use.

CVE
CVE-2021-20028
Severity
CRITICAL
CVSS
9.8
EPSS
29.87%

Original NVD Description

Improper neutralization of a SQL Command leading to SQL Injection vulnerability impacting end-of-life Secure Remote Access (SRA) products, specifically the SRA appliances running all 8.x firmware and 9.0.0.9-26sv or earlier

Related CVEs

Other vulnerabilities affecting the same vendor(s)