AUGUST 4, 2026
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Case File

CVE-2026-21525

MEDIUM · CVSS 6.2 EPSS 4.96% CISA KEV · Actively Exploited

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2026-02-10 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 6.2. It affects Windows. It is listed in CISA's Known Exploited Vulnerabilities catalog, indicating confirmed active exploitation in the wild. It may be remotely exploitable.

CISA KEV Details

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

Ransomware use: Unknown

Added to KEV: 2026-02-10

Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

CVE
CVE-2026-21525
Severity
MEDIUM
CVSS
6.2
EPSS
4.96%
Windows

Original NVD Description

Null pointer dereference in Windows Remote Access Connection Manager allows an unauthorized attacker to deny service locally.

Related CVEs

Other vulnerabilities affecting the same vendor(s)