CVE-2026-76382: The application stores sensitive information in cleartext within a resource that might be accessible to another control sphere. in Splunk Phantom app for Splunk SOAR
Description
CVE-2026-76382 affects the Phantom app for Splunk SOAR versions 3.8 and versions from 3.8 up to but not including 3.8.5. The vulnerability involves the exposure of a sensitive archive password in cleartext within the user interface when a user with permission to run actions invokes the deflate item action. This occurs because the password parameter is not masked or marked as a password field, leading to potential information disclosure.
CVSS v3.1
Score 4.3medium
Affected software
Splunk
Phantom app for Splunk SOAR
pkg:github/splunk/phantom-app-splunk-soarRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
In Phantom app for Splunk SOAR versions >=3.8 and <3.8.5, the deflate item action's password parameter is displayed in cleartext in the UI due to the parameter not being marked as a password. Users with roles that permit running actions can see this sensitive archive password, resulting in an information disclosure vulnerability.
Potential Impact
The vulnerability allows users with permission to run actions to view sensitive archive passwords in cleartext, potentially exposing confidential information. The CVSS score of 4.3 (medium severity) reflects limited confidentiality impact without integrity or availability effects. There is no indication of active exploitation in the wild.
Mitigation Recommendations
A fix is available in version 3.8.5 of the Phantom app for Splunk SOAR. Users should upgrade to version 3.8.5 or later to remediate this vulnerability. No other mitigation steps are indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- cisco
- Date Reserved
- 2026-08-19T12:02:03.630Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a86225eacd9273b49a70439
Added to database: 08/19/2026, 21:38:38 UTC
Last enriched: 09/11/2026, 06:18:03 UTC
Last updated: 10/04/2026, 10:04:21 UTC
Views: 54
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