What is CVE-2026-22244?

CVE-2026-22244 is a high-severity vulnerability in Open-Metadata Openmetadata, classified under Improper Neutralization of Special Elements Used in a Template Engine. CVSS score: 7.2/10. Published 2026-01-08.

How severe is CVE-2026-22244?

High severity. CVSS v3 base score is 7.2 out of 10.

RCE in Open-Metadata Openmetadata

CVE-2026-22244

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.

EPSS: 0.011 (64.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Open-metadata Openmetadata — versions < 1.11.4

Weakness classification (CWE)

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)
security-advisories@github.com (Patch, x_refsource_MISC)
security-advisories@github.com (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-22244?: CVE-2026-22244 is a high-severity vulnerability in Open-Metadata Openmetadata, classified under Improper Neutralization of Special Elements Used in a Template Engine. CVSS score: 7.2/10. Published 2026-01-08.
How severe is CVE-2026-22244?: High severity. CVSS v3 base score is 7.2 out of 10.