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CVE-2025-20386

Incorrect permission assignment on Splunk Enterprise for Windows during new installation or upgrade

Published: Dec 3, 2025Updated: Dec 5, 2025 Sources: CVE List NVD BDUCWE-732
NVD MITRE
8.0CVSSHIGH
EPSS Score
0.5%
Top 62.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:RS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-732

Affected Products

splunksplunkSecurity Products
Splunk EnterpriseSplunk Inc.Security Products
Splunk EnterpriseSplunkSecurity Products
splunkcommercialUSSecurity Productsaka splunk enterprise, splunk cloud platform
splunk inc.commercialUSSecurity Productsaka splunk

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Privilege Escalation
View detailed technique mapping

References

https://advisory.splunk.com/advisories/SVD-2025-1205
advisory.splunk.com
https://advisory.splunk.com/advisories/SVD-2025-1205
advisory.splunk.com
https://www.cybersecurity-help.cz/vdb/SB2025120404
cybersecurity-help.cz

Timeline

Published
Dec 3, 2025
Last Updated
Dec 5, 2025

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