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Status published
High
CVE-2025-20386
Incorrect permission assignment on Splunk Enterprise for Windows during new installation or upgrade
Vulnerability Description
In Splunk Enterprise for Windows versions below 10.0.2, 9.4.6, 9.3.8, and 9.2.10, a new installation of or an upgrade to an affected version can result in incorrect permissions assignment in the Splunk Enterprise for Windows Installation directory. This lets non-administrator users on the machine access the directory and all its contents.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
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Affected Vendor
Splunk
View all reports →Affected Software
Splunk Enterprise
Vulnerable Versions:
10.0, 9.4, 9.3, 9.2
Timeline
Official Publish:
December 3rd, 2025
Last Modified:
February 26th, 2026
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H