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CVE mentions, exploit signals, and PoC evidence in one fast public view.

CVE detail

CVE-2025-62221

Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.

CVSS 7.8 · HighBuzz score 49.1KEV listed

Buzz score

Why this CVE is surfacing

Buzz score total 49.1

This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.

Buzz score components · mention 16.1 · diversity 8.0 · KEV 25.0 · OTX 0.0 · PoC 0.0
Mention score
16.1
4 evidence mentions in the snapshot
Diversity score
8.0
3 sources across 1 categories
KEV score
25.0
Known exploited vulnerability present
OTX score
0.0
0 OTX pulses
PoC score
0.0
0 repos · best confidence N/A
Best PoC traction
0
Maximum stars on a matched PoC repo

Why it matters now

Mention timeline

Total mentions
0
within the 30d window
Peak daily
0
highest bucket

Evidence

Source links by recency

Newest mentions first
4 source links · newest first
  • U.S. CISA adds Microsoft Windows and WinRAR flaws to its Known Exploited Vulnerabilities catalogSecurity Affairs

    U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Microsoft Windows and WinRAR flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added Microsoft Windows and WinRAR flaws to its Known Exploited Vulnerabilities (KEV) catalog. Below are the flaws added to the catalog: CVE-2025-6218 is a WinRAR directory traversal flaw (formerly […]

    newssecurityaffairs.comDec 10, 2025, 9:33 AM
  • Microsoft Patch Tuesday security updates for December 2025 fixed an actively exploited zero-daySecurity Affairs

    Microsoft Patch Tuesday security updates for December 2025 address 57 vulnerabilities, including three critical flaws. Microsoft Patch Tuesday security updates for December 2025 addressed 57 vulnerabilities in Windows and Windows components, Office and Office Components, Microsoft Edge (Chromium-based), Exchange Server, Azure, Copilot, PowerShell, and Windows Defender. Three vulnerabilities are rated Critical, while the rest are […]

    newssecurityaffairs.comDec 10, 2025, 8:47 AM
  • December Patch Tuesday: Windows Cloud Files Mini Filter Driver hole already being exploitedCSO Online

    Microsoft is finishing 2025 by issuing only 57 patches for Windows and other products for December Patch Tuesday, but one vulnerability is already being exploited as a zero day and needs to be addressed fast. It’s an escalation of privilege vulnerability in Windows Cloud Files Mini Filter Driver (CVE-2025-62221), described as a use-after-free problem in […]

    newswww.csoonline.comDec 10, 2025, 1:19 AM
  • Microsoft Patches 57 Vulnerabilities, Three Zero-DaysSecurityWeek

    Microsoft has addressed a Windows vulnerability exploited as zero-day that allows attackers to obtain System privileges.

    newswww.securityweek.comDec 9, 2025, 8:29 PM

Exploit code

Public exploit repository references

Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.

0 repository references · best confidence N/A · max 0 stars
No public PoC repositories have been matched yet.

Related records

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