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MEDIUM · 5.5

CVE-2025-59509

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

Vulnerability Description

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

CVSS Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
MicrosoftWindows 10 1809< 10.0.17763.8027
MicrosoftWindows 10 21H2< 10.0.19044.6575
MicrosoftWindows 10 22H2< 10.0.19045.6575
MicrosoftWindows 11 23H2< 10.0.22631.6199
MicrosoftWindows 11 24H2< 10.0.26100.7092
MicrosoftWindows 11 25H2< 10.0.26200.7092
MicrosoftWindows Server 2019< 10.0.17763.8027
MicrosoftWindows Server 2022< 10.0.20348.4346
MicrosoftWindows Server 2022 23H2< 10.0.25398.1965
MicrosoftWindows Server 2025< 10.0.26100.7092

Related Weaknesses (CWE)

CWE-201

References

FAQ

What is CVE-2025-59509?

CVE-2025-59509 is a vulnerability with a CVSS score of 5.5 (MEDIUM). Insertion of sensitive information into sent data in Windows Speech allows an authorized attacker to disclose information locally.

How severe is CVE-2025-59509?

CVE-2025-59509 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-59509?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Windows 10 1809, Microsoft Windows 10 21H2, Microsoft Windows 10 22H2, Microsoft Windows 11 23H2, Microsoft Windows 11 24H2.