CVE-2026-76331

SPL Injection through the REST API in Splunk Enterprise

State
Published
Severity
8.1 High
Published
Aug 19, 2026
Updated
Aug 27, 2026
Reserved
Aug 19, 2026

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Description

In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, a user who does not hold the "admin" or "power" Splunk roles could inject Search Processing Language (SPL) into saved-search dispatch requests. This could allow for unauthorized access to all relevant data and affect system integrity within Splunk Enterprise. The vulnerability is possible because Splunk Enterprise does not correctly validate caller-supplied time values before using them in saved-search dispatch. For more information see Search endpoint descriptions (https://help.splunk.com/en/splunk-enterprise/rest-api-reference/10.2/search-endpoints/search-endpoint-descriptions) in the Splunk documentation.

Scores

CVSSScoreVectorSource
3.18.1 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Ncisco

Weaknesses

  • CWE-943 The application generates a query intended to access or manipulate data in a data store such as a database, but it does not neutralize or incorrectly neutralizes special elements that can modify the intended logic of the query.

Affected Products

ProductVersions
Splunk EnterpriseSplunk
  • 10.4 to before 10.4.2Affected
  • 10.2 to before 10.2.6Affected
  • 10.0 to before 10.0.9Affected
  • 9.4 to before 9.4.14Affected

References

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