Description
OpenMetadata is a unified metadata platform. Versions 1.5.0 through 1.11.3 are vulnerable to remote code execution via Server-Side Template Injection (SSTI) in FreeMarker email templates. An attacker must have administrative privileges to exploit the vulnerability. Version 1.11.4 contains a patch.
Affected products
open-metadata: openmetadata
References4
- github.com/open-metadata/OpenMetadata/security/advisories/GHSA-… ExploitVendor Advisory
- github.com/open-metadata/OpenMetadata/security/advisories/GHSA-… ExploitVendor Advisory
- github.com/open-metadata/OpenMetadata/commit/bffe7c45807763f9b6… Patch
- github.com/open-metadata/OpenMetadata/commit/d17d13cee87db139e5…
Metrics
- CVSS 3.1
-
7.2
HIGH
Score source: NVD
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - CVSS 4.0
-
8.5
HIGH
Score source: CNA
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - EPSS — exploit probability
- 1% percentile: 71 · as of 11 November 2026
- CWE
- CWE-1336CWE-94
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.