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Case File

CVE-2021-31199

MEDIUM · CVSS 5.2 EPSS 2.95% CISA KEV · Actively Exploited

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-06-08 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.2. It affects Microsoft. It is listed in CISA's Known Exploited Vulnerabilities catalog, indicating confirmed active exploitation in the wild.

CISA KEV Details

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

Ransomware use: Unknown

Added to KEV: 2021-11-03

Required action: Apply updates per vendor instructions.

CVE
CVE-2021-31199
Severity
MEDIUM
CVSS
5.2
EPSS
2.95%
Microsoft

Original NVD Description

Microsoft Enhanced Cryptographic Provider Elevation of Privilege Vulnerability

Related CVEs

Other vulnerabilities affecting the same vendor(s)