CVE-2026-20253 Splunk 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…
- CVSS
- 9.8 Critical
- EPSS
- 97%
- Percentile
- 100
- Published
- 2026-06-10
- Force
- 11 of 12
- Public PoC
- 8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
On CISA’s exploited list
Splunk Enterprise Missing Authentication for Critical Function Vulnerability
- Added
- 2026-06-18
- Federal patch deadline
- 2026-06-21
- Ransomware use
- not known