Insufficient verification of data authenticity in Salt - CVE-2025-22239

 

Insufficient verification of data authenticity in Salt - CVE-2025-22239

Published: June 23, 2025


Vulnerability identifier: #VU111856
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-22239
CWE-ID: CWE-345
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: SaltStack
Affected software:
Salt

Detailed vulnerability description

The vulnerability allows a local user to inject arbitrary events on Salt Master. 

The vulnerability exists due to insufficient verification of data authenticity. The master's "_minion_event" method can be used by and authorized minion to send arbitrary events onto the master's event bus.


How to mitigate CVE-2025-22239

Install updates from vendor's website.

Sources