Splunk OAuth API App for Splunk SOAR up to 5.1.2 User Interface document_password information disclosure

Summaryinfo

A vulnerability identified as problematic has been detected in Splunk OAuth API App for Splunk SOAR up to 5.1.2. Affected is an unknown function of the component User Interface. This manipulation of the argument document_password causes information disclosure. This vulnerability is registered as CVE-2026-76380. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability classified as problematic was found in Splunk OAuth API App for Splunk SOAR up to 5.1.2. Affected by this vulnerability is some unknown functionality of the component User Interface. The manipulation of the argument document_password with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. The summary by CVE is:

In versions below 5.1.3 of the CrowdStrike OAuth API app for Splunk SOAR, a user who holds a role with permission to run actions could expose a sensitive document password by invoking either the detonate file or detonate url action, because the action's document_password parameter is not masked and is shown in cleartext in the user interface. The information disclosure is possible because the app does not mark the affected action parameter as a password. For more information see Run an action in Splunk SOAR (https://help.splunk.com/en/splunk-soar/soar-on-premises/use-splunk-soar-on-premises/8.6.0/use-the-command-line-interface-to-perform-tasks-in-splunk-soar-on-premises/run-an-action-in-splunk-soar-on-premises).

It is possible to read the advisory at advisory.splunk.com. This vulnerability is known as CVE-2026-76380 since 08/19/2026. The exploitation appears to be easy. The attack can be launched remotely. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

Upgrading to version 5.1.3 eliminates this vulnerability.

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Productinfo

Type

• Log Management Software

Vendor

• Splunk

Name

• OAuth API App for Splunk SOAR

Version

• 5.1.0
• 5.1.1
• 5.1.2

License

• free

CPE 2.3info

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CPE 2.2info

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