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Status published
High
CVE-2023-40595
Remote Code Execution via Serialized Session Payload
Vulnerability Description
In Splunk Enterprise versions lower than 8.2.12, 9.0.6, and 9.1.1, an attacker can execute a specially crafted query that they can then use to serialize untrusted data. The attacker can use the query to execute arbitrary code.
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
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Danylo Dmytriiev (DDV_UA)
References
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Affected Vendor
Splunk
View all reports →Affected Software
Splunk Enterprise, Splunk Cloud
Vulnerable Versions:
8.2, 9.0, 9.1, -
Timeline
Official Publish:
August 30th, 2023
Last Modified:
February 28th, 2025
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H