CVE-2026-32202
CWE-693Published: April 14, 2026· Updated: Apr 20, 2026
Official Description
Protection mechanism failure in Windows Shell allows an unauthorized attacker to perform spoofing over a network.
Risk Analysis
Windows Shell has a protection mechanism failure that allows an unauthorized attacker to perform spoofing over a network. The CVSS score of 4.3 indicates a medium severity, but confirmed exploitation in the wild makes this a notable concern. This flaw could lead to misleading users or systems.
This vulnerability is actively being exploited in the wild and is included in CISA's KEV catalog. It is remotely exploitable, requiring user interaction to succeed.
Apply the latest security updates for Microsoft Windows to address the spoofing vulnerability in Windows Shell. Educate users about identifying and avoiding suspicious network activities or links.
Technical Analysis
CVE-2026-32202 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.
CISA has added CVE-2026-32202 to the Known Exploited Vulnerabilities (KEV) catalog, confirming active exploitation in the wild. U.S. federal agencies are required to patch this within the mandated timeframe, and all organizations should treat remediation as urgent.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
News & Research Mentioning CVE-2026-32202
CISA has added two new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploitation. CVE-2024-1708 ConnectWise ScreenConnect Path Traversal Vulnerability CVE-2026-32202 Microsoft Windows Protection Mechanism Failure Vulnerability These types of vulnerabilities are frequent attack vectors for malicious cyber actors and pose significant risks to the federal enterprise. Binding Operational Directive (BOD) 22-01: Reducing the Significant Risk of Known Exploited Vulnerabilities established the KEV Catalog as a living list of known Common Vulnerabilities and Exposures (CVEs) that carry significant risk to the federal enterprise. BOD 22-01 requires Federal Civilian Executive Branch (FCEB) agencies to remedia [xlite_meta score:51 src:CISA Alerts xlite_fp:d9166f806f86b419b3c300731bdf4ca62d857fa782f3cc31caa1d1a48bf6e0cf]
Microsoft on Monday revised its advisory for a now-patched, high-severity security flaw impacting Windows Shell to acknowledge that it has been actively exploited in the wild. The vulnerability in question is CVE-2026-32202 (CVSS score: 4.3), a spoofing vulnerability that could allow an attacker to access sensitive information. It was addressed as part of its Patch Tuesday update for this [xlite_meta score:59 src:The Hacker News xlite_fp:fecd5797cdaca729c38122aa309855906754b05a18123f69b7262802536dfd23]
All References (1)
Quick Facts
Known Threat Actors
Related CVEs (CWE-693)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-32202 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
- !CISA KEV: Federal agencies must patch per BOD 22-01 timeline
- !Active exploitation confirmed — treat as P1