CVE-2019-1129

7.8 highKEVEPSS 1.8%

An elevation of privilege vulnerability exists when Windows AppX Deployment Service (AppXSVC) improperly handles hard links, aka 'Windows Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-1130.

Severity

CVSS 3.1

7.8 high

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

EPSS: 1.8% chance of exploitation in the next 30 days; higher than 78% of CVEs (scores of 2026-10-31)
CISA KEV: listed 2022-03-15, due 2022-04-05, known ransomware use
CWE: CWE-59
Published: 2019-07-15
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

microsoft:windows_10_1703
microsoft:windows_10_1709
microsoft:windows_10_1803
microsoft:windows_10_1809
microsoft:windows_10_1903
microsoft:windows_server_1803
microsoft:windows_server_1903
microsoft:windows_server_2019

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1129
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1129
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-1129

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