Home/CVE/In Splunk Enterprise versions below 10.2.2, 10.0.5, 9.4.10, and 9.3.11, and Splunk Cloud Platform versions below 10.4.26
CVE

CVE-2026-20203

In Splunk Enterprise versions below 10.2.2, 10.0.5, 9.4.10, and 9.3.11, and Splunk Cloud Platform versions below 10.4.26

In Splunk Enterprise versions below 10.2.2, 10.0.5, 9.4.10, and 9.3.11, and Splunk Cloud Platform versions below 10.4.2603.0, 10.3.2512.6, 10.2.2510.10, 10.1.2507.19, 10.0.2503.13, and 9.3.2411.127, a low-privileged user that does not hold the admin or power Splunk roles, has write permission on the app, and does not hold the high-privilege capability accelerate_datamodel, could turn on or off Data Model Acceleration due to improper access control.

MEDIUM · CVSS 4.3 EPSS 0.00036
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-284Improper Access Control
▤

Affected Products & Versions

9
splunk>= 9.3.0 and < 9.3.11
splunk>= 9.4.0 and < 9.4.10
splunk>= 10.0.0 and < 10.0.5
splunk>= 10.2.0 and < 10.2.2
splunk cloud platform>= 9.3.2411 and < 9.3.2411.127
splunk cloud platform>= 10.0.2503 and < 10.0.2503.13
splunk cloud platform>= 10.1.2507 and < 10.1.2507.19
splunk cloud platform>= 10.2.2510 and < 10.2.2510.10
▣

Scoring & Timeline

4.3
MEDIUM · CVSS v3.1 · psirt@cisco.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD15 Apr 2026 · 04:16 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://advisory.splunk.com/advisories/SVD-2026-0402Vendor Advisory
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