CVE-2026-22244— OpenMetadata Server-Side Template Injection (SSTI) in FreeMarker email templates that leads to RCE
Quick assessment
Affected
open-metadata OpenMetadata
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
OpenMetadata是OpenMetadata开源的一个统一的发现、可观察和治理平台，由中央元数据存储库、深入的沿袭和无缝团队协作提供支持。 OpenMetadata 1.11.4之前版本存在安全漏洞，该漏洞源于FreeMarker电子邮件模板存在服务器端模板注入，可能导致远程代码执行。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing ApplicationAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| open-metadata | OpenMetadata | < 1.11.4 |
affected |
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I. Basic Information for CVE-2026-22244
Vulnerability Information
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Vulnerability Title
OpenMetadata Server-Side Template Injection (SSTI) in FreeMarker email templates that leads to RCE
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
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
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1336
Source: CVE Program / CVE List V5
Vulnerability Title
OpenMetadata 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OpenMetadata是OpenMetadata开源的一个统一的发现、可观察和治理平台，由中央元数据存储库、深入的沿袭和无缝团队协作提供支持。 OpenMetadata 1.11.4之前版本存在安全漏洞，该漏洞源于FreeMarker电子邮件模板存在服务器端模板注入，可能导致远程代码执行。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| open-metadata | OpenMetadata | < 1.11.4 | - |
|
II. Public POCs for CVE-2026-22244
| # | POC Description | Source Link | Shenlong Link |
|---|
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IV. Related Vulnerabilities
Same product: OpenMetadata
-
CVE-2026-100373
OpenMetadata through 2.0.2 SSRF via Webhook URL Validation B -
CVE-2026-81029
OpenMetadata before 2.0.0 JWT Disclosure via Unvalidated SAM -
CVE-2026-46481
OpenMetadata: TEST_CONNECTION workflow leaks ingestion-bot J -
CVE-2026-26010
Leaky JWTs in OpenMetadata exposing highly-privileged bot us -
CVE-2024-28848
SpEL Injection in `GET /api/v1/policies/validation/condition
Same vendor: open-metadata
-
CVE-2026-100373
OpenMetadata through 2.0.2 SSRF via Webhook URL Validation B -
CVE-2026-81029
OpenMetadata before 2.0.0 JWT Disclosure via Unvalidated SAM -
CVE-2026-46481
OpenMetadata: TEST_CONNECTION workflow leaks ingestion-bot J -
CVE-2026-26010
Leaky JWTs in OpenMetadata exposing highly-privileged bot us -
CVE-2024-28848
SpEL Injection in `GET /api/v1/policies/validation/condition
Same weakness: CWE-1336
-
CVE-2026-109652
Frappe ERPNext before 15.119.1 Server-Side Template Injectio -
CVE-2026-109305
Craft CMS 5.10.2 before 5.10.14 Twig Sandbox Bypass RCE via -
CVE-2026-108570
Furion .NET Framework View ViewEngine.cs RunCompile special -
CVE-2026-108264
Wizarr: Authenticated Server-Side Template Injection (SSTI) -
CVE-2026-67273
Dell Container Storage Modules 提权漏洞
V. Comments for CVE-2026-22244
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