Back
67· Active
Technology3h 59m ago
Splunk published an advisory for CVE-2026-20253, a pre-authentication remote code execution vulnerability in the PostgreSQL Sidecar Service of Splunk Enterprise.
Archive Window: 30 Days Left
not specified
Who
Splunk, watchTowr Labs, Piotr (@chudyPB)
What
Splunk published an advisory for CVE-2026-20253, a pre-authentication remote code execution vulnerability in the PostgreSQL Sidecar Service of Splunk Enterprise.
When
Fri, 12 Jun 2026 20:37:11 GMT · 3h 59m ago
Where
not specified ·
Why
The vulnerability exists because the PostgreSQL Sidecar Service endpoint lacks authentication controls, allowing network-reachable users to invoke file operations without credentials.
The Frontline Impact
How this affects you
This vulnerability allows an attacker to achieve arbitrary file write as the splunk user, potentially leading to remote code execution on affected Splunk Enterprise instances, particularly those on AWS which are vulnerable by default.
Story chain
6 events in this thread- Technology3h 59m agoSplunk published an advisory for CVE-2026-20253, detailing a pre-authentication Remote Code Execution (RCE) vulnerability in its PostgreSQL Sidecar Service.Open article
- Technology3h 59m agoSplunk published an advisory for CVE-2026-20253, a pre-authentication RCE vulnerability in Splunk Enterprise's PostgreSQL Sidecar Service.Open article
- Currently Reading3h 59m agoSplunk published an advisory for CVE-2026-20253, a pre-authentication remote code execution vulnerability in the PostgreSQL Sidecar Service of Splunk Enterprise.
- Technology3h 59m agoSplunk published an advisory for CVE-2026-20253, a pre-authentication Remote Code Execution vulnerability in Splunk Enterprise.Open article
- Technology3h 59m agoSplunk published an advisory on June 10th regarding CVE-2026-20253, a pre-authentication remote code execution vulnerability in its Enterprise product's PostgreSQL Sidecar Service.Open article
- Technology3h 59m agoSplunk published an advisory for CVE-2026-20253, detailing a pre-authentication remote code execution vulnerability in the PostgreSQL Sidecar Service.Open article