Critical 9.1Published Oct 13, 2025

CVE-2025-37729Elastic Cloud Enterprise (ECE) Improper Neutralization of Special Elements Used in a Template Engine

Updated under an hour ago (Oct 27, 2026, 3:30 PM ET)

Does this affect you?

It affects Elastic Cloud Enterprise (ECE) and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Do this next

Start free and add your stack

Free account, 1 product

Every CVE for Elastic Cloud Enterprise (ECE)

Exploited in the last 30 days

Improper neutralization of special elements used in a template engine in Elastic Cloud Enterprise (ECE) can lead to a malicious actor with Admin access exfiltrating sensitive information and issuing commands via a specially crafted string where Jinjava variables are evaluated.

CVSS: 9.1 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Weakness (CWE): CWE-1336
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: elastic
NVD analysis: Analyzed
Record last updated: Feb 26, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Elastic Elastic Cloud Enterprise (ECE) elastic:cloud_enterprise_ece (from the name)	from 2.5.0 through 3.8.1; from 4.0.0 through 4.0.1	CNA record
elastic elastic_cloud_enterprise elastic:elastic_cloud_enterprise	from 2.5.0 before 3.8.2; from 4.0.0 before 4.0.2	NVD

References

References

https://discuss.elastic.co/t/elastic-cloud-enterprise-ece-3-8-2-and-4-0-2-security-update-esa-2025-21/382641	vendor-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.