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CVE-2025-37729

Elastic Cloud Enterprise vulnerability

9.1 CRITICALEPSS 0.66%
  1. Published13 Oct 2025

Description

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 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredHigh
User interactionNone
ScopeChanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Affected products

Elastic Cloud Enterprise≥ 2.5.0 < 3.8.2 · ≥ 4.0.0 < 4.0.2

Remediation

Fixed in
Elastic Cloud Enterprise≥ 3.8.2

References

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Frequently asked

Is CVE-2025-37729 being actively exploited?

CVE-2025-37729 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.66%.

How severe is CVE-2025-37729?

CVE-2025-37729 has a CVSS 3.1 base score of 9.1, rated critical. EPSS estimates a 0.66% probability of exploitation.

Which products are affected by CVE-2025-37729?

Affected products include Elastic Cloud Enterprise.

How do I fix CVE-2025-37729?

Upgrade affected software to a fixed version, for example Elastic Cloud Enterprise 3.8.2 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-37729 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.