CVE & CISA-KEV Catalog

CVE-2025-24983

HIGHCISA KEV
7.0
CVSS v3
NVD

Description

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

CWE-416Use After Free

CVSS v3 Vector

Exploitability

Attack VectorLocal
Attack ComplexityHigh
Privileges RequiredLow
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

1.27%probability of exploitation in 30 days
66thpercentile

Moderate risk: more likely to be exploited than 66% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Microsoft Windows Win32k Use-After-Free Vulnerability

Microsoft Windows Win32 Kernel Subsystem contains a use-after-free vulnerability that allows an authorized attacker to elevate privileges locally.

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

Remediation due: 2025-04-01

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-10-27.