CVE-2026-20253

Splunk Enterprise Missing Authentication for Critical Function Vulnerability

Splunk

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. Splunk Enterprise versions 9.4 and earlier are not affected. If you cannot immediately upgrade to a…

10. Jun 2026

Ausgewertete Quellen

• Hersteller
  https://advisory.splunk.com/advisories/SVD-2026-0603
• Hinweis
  https://labs.watchtowr.com/why-use-app-level-auth-when-every-database-has-auth-splunk-enterprise-cve-2026-20253-pre-auth-rce/
• CISA
  https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-20253
• CISA
  Splunk Enterprise Missing Authentication for Critical Function Vulnerability
• NVD
  CVE-2026-20253