CVEFinder.io

CVE-2026-76393

🔶 medium
Summary

In Splunk AI Toolkit versions below 6.0.0, a user who can upload models could overwrite a model being uploaded by another user by sending a concurrent upload request for the same model name, causing the resulting model lookup entry to reference attacker-controlled content. The race condition is possible because Splunk AI Toolkit does not verify that the uploaded content belongs to the request that creates the model lookup entry. For more information see Troubleshoot the Splunk Machine Learning T

Description

In Splunk AI Toolkit versions below 6.0.0, a user who can upload models could overwrite a model being uploaded by another user by sending a concurrent upload request for the same model name, causing the resulting model lookup entry to reference attacker-controlled content. The race condition is possible because Splunk AI Toolkit does not verify that the uploaded content belongs to the request that creates the model lookup entry. For more information see Troubleshoot the Splunk Machine Learning Toolkit (https://help.splunk.com/en/splunk-cloud-platform/apply-machine-learning/machine-learning-toolkit-user-guide/5.5.0/troubleshooting-mltk/troubleshoot-the-splunk-machine-learning-toolkit) in the Splunk documentation.

CVSS Score
5.9
Medium
EPSS Score
0.1
Exploit Probability
Published Date
2026-08-19
First Seen: 2026-08-20
📊 Relative Risk Intelligence

This CVE is Lower Risk - more severe than 32.1% of all 365,890 vulnerabilities in our database.

#248,423
Below average severity
Severity Percentile
🎯 CISA SSVC Assessment Updated: Aug 26, 2026
🔍 Exploitation Status
None
No known exploits
⚙️ Automatable
NO
Requires human interaction
💥 Technical Impact
Partial
Limited system impact
🏆 Discovered By
Shimamine Taihei (島峰 泰平) (reporter)
SSVC data provided by CISA
Last Modified 2026-08-26
Source NVD 🔗
CVSS Vector 3.1 CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:H/A:L
CWE IDs (Weakness Types)

📦 Affected Products 1

🔗 References 1

🔗 Related CVEs 6

CVE ID Severity CVSS EPSS Summary Published
CVE-2026-76391 ⚠️ high 8.3 0.4 In Splunk AI Toolkit versions below 6.0.0, a user who does not hold the "admin" or "power" Splunk roles could run search... 2026-08-19
CVE-2026-76392 🔶 medium 5.4 0.2 In Splunk AI Toolkit versions below 6.0.0, a user who does not hold the "admin" or "power" Splunk roles could obtain pre... 2026-08-19
CVE-2026-76394 ⚠️ high 8.3 0.3 In Splunk AI Toolkit versions below 6.0.0, a low-privileged user who does not hold the "admin" or "power" Splunk roles c... 2026-08-19
CVE-2026-76395 ⚠️ high 8.8 0.5 In Splunk AI Toolkit versions below 6.0.0, a user who holds the "power" Splunk role could execute arbitrary code on the ... 2026-08-19
CVE-2026-76396 ⚠️ high 7.5 0.2 In Splunk AI Toolkit versions below 6.0.0, a user that holds a role with the schedule_search capability could cause a sc... 2026-08-19
CVE-2026-76397 ⚠️ high 8.1 0.3 In Splunk AI Toolkit versions below 6.0.0, a user who holds the "power" Splunk role could access and delete all relevant... 2026-08-19
These CVEs affect the same products