Page generated: 11 Nov 2026, 01:35 UTC
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CVE-2025-29824

Use after free in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.

CVSS 7.8 (HIGH) KEV: KNOWN CATALOG

Attention and evidence

HYPE SCORE
0.0/10
REALITY · THREAT PRIORITY
8.3/10
General review priority; not probability

Evidence confidence: Exploitation recorded

Why this priority?
  • Recorded exploitation baseline: +7.00
  • Technical severity: CVSS 7.8: +1.17
  • Fresh EPSS: 19.25%: +0.10

General review priority, not probability, victim count or asset-specific risk. A range covers missing CVSS/EPSS inputs within the current evidence state.

Sources: 20 documents and public datasets.

Hype components

Headline sample (25%)
0/100
Press, 30 days (60%)
0/100
Grounded branding (15%)
0/100
HYPE TOTAL0/100

Sources and documents

CyberSecurityNews
Press · 20 Sep 2025, 07:00 · Top Zero-Day Vulnerabilities Exploited in the Wild in 2025 - CyberSecurityNews
Microsoft
Press · 18 Aug 2025, 07:00 · Dissecting PipeMagic: Inside the architecture of a modular backdoor framework - Microsoft
Securelist
Press · 18 Aug 2025, 07:00 · PipeMagic in 2025: How the backdoor operators’ tactics have changed - Securelist
The Hacker News
Press · 18 Aug 2025, 07:00 · Microsoft Windows Vulnerability Exploited to Deploy PipeMagic RansomExx Malware - The Hacker News
The Hacker News
Press · 14 May 2025, 07:00 · Microsoft Fixes 78 Flaws, 5 Zero-Days Exploited; CVSS 10 Bug Impacts Azure DevOps Server - The Hacker News
See all 20 source documents
SECURITY.COM
Press · 07 May 2025, 10:02 · Ransomware Attackers Leveraged Privilege Escalation Zero-day - SECURITY.COM
The Hacker News
Press · 07 May 2025, 07:00 · Play Ransomware Exploited Windows CVE-2025-29824 as Zero-Day to Breach U.S. Organization - The Hacker News
BleepingComputer
Press · 07 May 2025, 07:00 · Play ransomware exploited Windows logging flaw in zero-day attacks - BleepingComputer
The Hacker News
Press · 14 Apr 2025, 07:00 · ⚡ Weekly Recap: Windows 0-Day, VPN Exploits, Weaponized AI, Hijacked Antivirus and More - The Hacker News
Help Net Security
Press · 13 Apr 2025, 07:00 · Week in review: Microsoft patches exploited Windows CLFS 0-day, WinRAR MotW bypass flaw fixed - Help Net Security
Cybersecurity Dive
Press · 09 Apr 2025, 07:00 · Windows CLFS zero-day exploited in ransomware attacks - Cybersecurity Dive
The Hacker News
Press · 09 Apr 2025, 07:00 · PipeMagic Trojan Exploits Windows Zero-Day Vulnerability to Deploy Ransomware - The Hacker News
SOC Prime
Press · 09 Apr 2025, 07:00 · CVE-2025-29824 Vulnerability: Exploitation of a Windows CLFS Zero-Day Could Trigger Ransomware Attacks - SOC Prime
SecurityWeek
Press · 08 Apr 2025, 07:00 · Microsoft Patches 125 Windows Vulns, Including Exploited CLFS Zero-Day - SecurityWeek
thezdi.com
Press · 08 Apr 2025, 07:00 · The April 2025 Security Update Review - thezdi.com
Microsoft
Press · 08 Apr 2025, 07:00 · Exploitation of CLFS zero-day leads to ransomware activity - Microsoft
The Record from Recorded Future News
Press · 08 Apr 2025, 07:00 · Microsoft: Zero-day bug used in ransomware attacks on US real estate firms - The Record from Recorded Future News
Rapid7
Press · 08 Apr 2025, 07:00 · Patch Tuesday - April 2025 - Rapid7
Help Net Security
Press · 08 Apr 2025, 07:00 · Microsoft fixes actively exploited Windows CLFS zero-day (CVE-2025-29824) - Help Net Security
SC Media
Press · 08 Apr 2025, 07:00 · Microsoft fixes 124 flaws, including one under active exploitation - SC Media

Score evolution

● Hype   ● Reality

Earlier evidence-support scores are retained in history; this chart shows only the current priority definition.

First record: hype 0.0 · reality 8.3 (2026-11-02 15:13). The curve appears once the score changes.

Public exploit evidence

0

Public exploit entries / repo candidates

Evidence context and dated references

Reality is general threat/review priority, combining observed exploitation, CVSS severity and fresh EPSS. Evidence confidence is separate. This is not calibrated risk, a victim count or an asset-specific assessment. A range reflects missing numeric inputs.

Evidence in context

Confidence in exploitation evidence
Exploitation recorded
Priority basis
Recorded exploitation; CVSS 7.8; EPSS 19.3%
Attention, last 30 days
0 distinct story titles; 0 press documents; 0 publisher domains.
Technical potential
local access, low privileges, no user interaction.
Observed activity
Exploitation recorded in CISA KEV.
Known scale
Not quantified.
Evidence confidence basis
Trusted exploitation confirmation

Score evaluated: 2026-11-05 13:59:32.825259+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline
Added to the CISA KEV catalog
08 Apr 2025, 00:00
First press mention
08 Apr 2025, 07:00
Published
08 Apr 2025, 17:23
Latest press mention
20 Sep 2025, 07:00
Score calculated
05 Nov 2026, 13:59