Page generated: 11 Nov 2026, 11:05 UTC
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CVE-2025-24983

Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.

CVSS 7.0 (HIGH) KEV: KNOWN CATALOG

Attention and evidence

HYPE SCORE
0.0/10
REALITY · THREAT PRIORITY
8.1/10
General review priority; not probability

Evidence confidence: Exploitation recorded

Why this priority?
  • Recorded exploitation baseline: +7.00
  • Technical severity: CVSS 7: +1.05
  • Fresh EPSS: 1.87%: +0.01

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

Sources: 12 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

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
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
Microsoft
Press · 08 Apr 2025, 07:00 · Exploitation of CLFS zero-day leads to ransomware activity - Microsoft
JPCERT コーディネーションセンター
Press · 12 Mar 2025, 07:00 · Microsoft Releases March 2025 Security Updates - JPCERT コーディネーションセンター
See all 12 source documents
The Hacker News
Press · 12 Mar 2025, 07:00 · URGENT: Microsoft Patches 57 Security Flaws, Including 6 Actively Exploited Zero-Days - The Hacker News
Kaspersky
Press · 12 Mar 2025, 07:00 · Main vulnerabilities from Microsoft’s March Patch Tuesday - Kaspersky
Qualys
Press · 11 Mar 2025, 07:00 · Microsoft and Adobe Patch Tuesday, March 2025 Security Update Review - Qualys
Rapid7
Press · 11 Mar 2025, 07:00 · Patch Tuesday - March 2025 - Rapid7
BleepingComputer
Press · 11 Mar 2025, 07:00 · Microsoft March 2025 Patch Tuesday fixes 7 zero-days, 57 flaws - BleepingComputer
Cisco Talos Blog
Press · 11 Mar 2025, 07:00 · Microsoft Patch Tuesday for March 2025 — Snort rules and prominent vulnerabilities - Cisco Talos Blog
thezdi.com
Press · 11 Mar 2025, 07:00 · The March 2025 Security Update Review - thezdi.com

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 8.1 (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; EPSS 1.9%
Attention, last 30 days
0 distinct story titles; 0 press documents; 0 publisher domains.
Technical potential
local access, low privileges, no user interaction, additional attack conditions.
Observed activity
Exploitation recorded in CISA KEV.
Known scale
Not quantified.
Evidence confidence basis
Trusted exploitation confirmation

Score evaluated: 2026-11-05 13:59:31.695937+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline
Added to the CISA KEV catalog
11 Mar 2025, 00:00
First press mention
11 Mar 2025, 07:00
Published
11 Mar 2025, 16:59
Latest press mention
09 Apr 2025, 07:00
Score calculated
05 Nov 2026, 13:59