Splunk近期9.8分重大漏洞被CISA列入KEV，6月21日須完成修補

Unauthenticated Arbitrary File Creation and Truncation in a PostgreSQL Sidecar Service Endpoint in Splunk Enterprise

In Splunk Enterprise 10.2 versions below 10.2.4 and 10 versions below 10.0.7, an unauthenticated user could create or truncate arbitrary files through a PostgreSQL sidecar service endpoint. The vulnerability exists because the PostgreSQL sidecar service endpoint lacks authentication controls, allowing any network-reachable user to invoke file operations without credentials. See [Secure Splunk Enterprise](https://help.splunk.com/en/splunk-enterprise/administer/manage-users-and-security/10.2/introduction-to-securing-the-splunk-platform/how-to-secure-and-harden-your-splunk-platform-instance) and [Sidecar Configuration Settings](https://help.splunk.com/en/splunk-enterprise/administer/admin-manual/10.2/splunk-sidecars/sidecar-configuration-settings) in the Splunk documentation for more information.In June 2026, the Splunk Product Security Incident Response Team (PSIRT) became aware of limited exploitation of this vulnerability. Splunk strongly recommends that customers upgrade to a fixed s