Is CVE-2025-59509 in the CISA KEV catalog?

No. CVE-2025-59509 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-59509?

CVE-2025-59509 has a CVSS v3 base score of 5.5 (Important).

What is the EPSS score for CVE-2025-59509?

CVE-2025-59509 has an EPSS score of 0.54% (42th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-59509?

Install KB5068791 for Windows 10 Version 1809. Fixes are available for 13 affected products.

CVE & CISA-KEV Catalog

CVE-2025-59509

HIGH

5.5

CVSS v3

NVD

Description

Insertion of sensitive information into sent data in Windows Speech allows an authorized attacker to disclose information locally.

CWE-201

How to fix

Remediation Available

Windows 10 Version 1809Windows

Install:KB5068791Microsoft

Windows 10 Version 21H2Windows

Install:KB5068781Microsoft

Windows 10 Version 22H2Windows

Install:KB5068781Microsoft

Windows 11 Version 23H2Windows

Install:KB5068865Microsoft

Windows 11 Version 24H2Windows

Install:KB5068861Microsoft

Install:KB5068966Microsoft

Windows 11 Version 25H2Windows

Install:KB5068966Microsoft

Install:KB5068861Microsoft

Windows Server 2019Windows

Install:KB5068791Microsoft

Windows Server 2019 (Server Core installation)Windows

Install:KB5068791Microsoft

Windows Server 2022Windows

Install:KB5068840Microsoft

Install:KB5068787Microsoft

Windows Server 2022 (Server Core installation)Windows

Install:KB5068840Microsoft

Install:KB5068787Microsoft

Windows Server 2022, 23H2 Edition (Server Core installation)Windows

Install:KB5068779Microsoft

Windows Server 2025Windows

Install:KB5068861Microsoft

Install:KB5068966Microsoft

Windows Server 2025 (Server Core installation)Windows

Install:KB5068861Microsoft

Install:KB5068966Microsoft

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.54%probability of exploitation in 30 days

42ndpercentile

Moderate risk: more likely to be exploited than 42% of all known CVEs.

References

Vendor Advisory1

msrc.microsoft.com

Related Vulnerabilities

Other CWE-201 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-60188	High	7.5	2.9%	-	-
CVE-2017-16026	Medium	5.9	2.6%	-	Fix
CVE-2017-2582	Medium	6.5	2.5%	-	Fix
CVE-2022-27779	Medium	5.3	2.4%	-	Fix
CVE-2020-26085	Critical	9.9	2.2%	-	Fix
CVE-2024-32825	High	7.5	2.0%	-	-

Embed a live status badge for CVE-2025-59509

Markdown

[![CVE-2025-59509](https://tridentstack.com/cve/badge/CVE-2025-59509.svg)](https://tridentstack.com/cve/CVE-2025-59509)

HTML

<a href="https://tridentstack.com/cve/CVE-2025-59509"><img src="https://tridentstack.com/cve/badge/CVE-2025-59509.svg" alt="CVE-2025-59509"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

See how it works Start freeThis CVE lookup is free and always will be.

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 2025-11-17.