{"@context":"https://openvex.dev/ns/v0.2.0","@id":"https://database.harborguard.co/cve/CVE-2026-20253/vex.json","author":"HarborGuard Database","role":"Document Creator","timestamp":"2026-06-16T13:16:55.755Z","version":1,"tooling":"HarborGuard Database (https://database.harborguard.co)","statements":[{"vulnerability":{"name":"CVE-2026-20253","@id":"https://www.cve.org/CVERecord?id=CVE-2026-20253","description":"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 fixed version, you can "},"products":[{"@id":"cpe:2.3:a:splunk:splunk_enterprise:*:*:*:*:*:*:*:*","identifiers":{"cpe23":"cpe:2.3:a:splunk:splunk_enterprise:*:*:*:*:*:*:*:*"}}],"status":"affected","action_statement":"Update to a fixed version: 10.0.7, 10.2.4.","timestamp":"2026-06-16T13:16:55.755Z"}]}