Cyber Resilience

CVE-2025-24074

High

Published: 08 April 2025

Published
08 April 2025
Modified
03 July 2025
KEV Added
Patch
CVSS Score v3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0093 76.5th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-24074 is a high-severity Improper Input Validation (CWE-20) vulnerability in Microsoft Windows 10 1809. Its CVSS base score is 7.8 (High).

Operationally, ranked in the top 23.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Deeper analysis

Improper input validation in the Windows DWM Core Library constitutes the vulnerability tracked as CVE-2025-24074. The flaw received a CVSS 7.8 rating reflecting local attack vector, low complexity, and requirements for an authorized user, with complete impact possible across confidentiality, integrity, and availability. The affected component is part of the Windows desktop window manager responsible for rendering and composition services.

An attacker already holding a local account with standard privileges can supply crafted input to the library and escalate to higher privileges on the same system without user interaction. The weakness maps to CWE-20 and enables the attacker to obtain elevated rights that would otherwise be restricted by the operating system's access controls.

Microsoft's advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-24074 addresses remediation steps and patch availability. The associated EPSS score remains low, moving only from 0.0093 currently to a peak of 0.0127, indicating no material increase in observed exploitation interest after disclosure.

EU & UK References

Vulnerability details

Improper input validation in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

microsoft
windows 10 1809
≤ 10.0.17763.7136 · ≤ 10.0.17763.7136
microsoft
windows 10 21h2
≤ 10.0.19044.5737
microsoft
windows 10 22h2
≤ 10.0.19045.5737
microsoft
windows 11 22h2
≤ 10.0.22621.5189 · ≤ 10.0.22621.5189
microsoft
windows 11 23h2
≤ 10.0.22631.5189 · ≤ 10.0.22631.5189
microsoft
windows 11 24h2
≤ 10.0.26100.3775 · ≤ 10.0.26100.3775
microsoft
windows server 2019
≤ 10.0.17763.7136
microsoft
windows server 2022
≤ 10.0.20348.3453
microsoft
windows server 2022 23h2
≤ 10.0.25398.1551
microsoft
windows server 2025
≤ 10.0.26100.3775

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-20

Security testing and developer training directly verify and enforce proper input validation, reducing exploitability of injection and malformed-data weaknesses.

addresses: CWE-20

Security testing and evaluation at multiple SDLC stages directly detects missing or flawed input validation, with the required remediation process ensuring fixes are applied.

addresses: CWE-20

Directly implements checks on information inputs to reject invalid data before processing.

addresses: CWE-20

Spam protection mechanisms perform filtering and detection on inbound/outbound messages, directly compensating for missing or weak input validation of unsolicited content.

References