CVE-2026-3206
Received Received - Intake

Improper Resource Release in KrakenD CircuitBreaker Modules

Publication date: 2026-02-25

Last updated on: 2026-02-25

Assigner: KrakenD, S.L.

Description
Improper Resource Shutdown or Release vulnerability in KrakenD, SLU KrakenD-CE (CircuitBreaker modules), KrakenD, SLU KrakenD-EE (CircuitBreaker modules). This issue affects KrakenD-CE: before 2.13.1; KrakenD-EE: before 2.12.5.

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Meta Information

Published
2026-02-25
Last Modified
2026-02-25
Generated
2026-07-06
AI Q&A
2026-02-25
EPSS Evaluated
2026-07-05
NVD
CVE-2026-3206
EUVD
EUVD-2026-8663

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
krakend krakend-ce to 2.13.1 (exc)
krakend krakend-ee to 2.13.0 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-404 The product does not release or incorrectly releases a resource before it is made available for re-use.

Attack-Flow Graph

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Impact Analysis

This vulnerability can impact the reliability and security of the Circuit Breaker mechanism in KrakenD. Improper resource shutdown or release may lead to resource leaks or unstable behavior in the API Gateway, potentially causing degraded service performance or unexpected failures.

Compliance Impact

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Detection Guidance

The KrakenD 2.13.1 release includes new audit command rules that help detect issues related to the Circuit Breaker component, which is affected by CVE-2026-3206.

Users can utilize these audit commands introduced in the 2.13.1 update to identify potential vulnerabilities or misconfigurations in their KrakenD Circuit Breaker modules.

Mitigation Strategies

To mitigate the vulnerability CVE-2026-3206, users should upgrade KrakenD Community Edition to version 2.13.1 or later, and KrakenD Enterprise Edition to version 2.13.0 or later.

This upgrade addresses the security issue in the Circuit Breaker modules and improves the reliability and security of the component.

Executive Summary

CVE-2026-3206 is an Improper Resource Shutdown or Release vulnerability found in the CircuitBreaker modules of KrakenD Community Edition (CE) and Enterprise Edition (EE). This issue affects KrakenD-CE versions before 2.13.1 and KrakenD-EE versions before 2.13.0. It relates to how resources are managed and released within the Circuit Breaker component of the KrakenD API Gateway.

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