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Fencer Intel
medium 5.5

CVE-2025-59509 json

Windows Speech Recognition Information Disclosure Vulnerability

published 11mo ago modified 4mo ago also EUVD-2025-93448

cvss
5.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 48%
public exploits
0
none known

Summary

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

Patch / fix

  • Microsoft Windows 10 Version 1809 10.0.17763.8027
  • Microsoft Windows 10 Version 21H2 10.0.19044.6575
  • Microsoft Windows 10 Version 22H2 10.0.19045.6575
  • Microsoft Windows 11 version 22H3 10.0.22631.6199
  • Microsoft Windows 11 Version 23H2 10.0.22631.6199
  • Microsoft Windows 11 Version 24H2 10.0.26100.7171
  • Microsoft Windows 11 Version 25H2 10.0.26200.7171
  • Microsoft Windows Server 2019 10.0.17763.8027
  • Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.8027
  • Microsoft Windows Server 2022 10.0.20348.4405
  • Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.1965
  • Microsoft Windows Server 2025 10.0.26100.7171
  • Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.7171

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CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
11mo ago

Exploit prediction

0.59% chance of exploitation in the next 30 days, higher than 48% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 5.5 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
CNA 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected products

  • Microsoft Windows 10 Version 1809
  • Microsoft Windows 10 Version 21H2
  • Microsoft Windows 10 Version 22H2
  • Microsoft Windows 11 version 22H3
  • Microsoft Windows 11 Version 23H2
  • Microsoft Windows 11 Version 24H2
  • Microsoft Windows 11 Version 25H2
  • Microsoft Windows Server 2019
  • Microsoft Windows Server 2019 (Server Core installation)
  • Microsoft Windows Server 2022
  • Microsoft Windows Server 2022, 23H2 Edition (Server Core installation)
  • Microsoft Windows Server 2025
  • Microsoft Windows Server 2025 (Server Core installation)

Classification

Weakness
  • CWE-201 Insertion of Sensitive Information Into Sent Data

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.