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Vulnerability record · CVE-2025-64171 · published 6 November 2025

CVE-2025-64171: Missing authorization vulnerability

MARIN3R is a lightweight, CRD based envoy control plane for kubernetes. In versions 0.13.3 and below, there is a cross-namespace secret access vulnerability in the project's DiscoveryServiceCertificate which allows users to bypass RBAC and access secrets in unauthorized namespaces. This issue is fixed in version 0.13.4.

8.7 CVSS 4.0 High EPSS 0.20% · top 91.0% CWE-862 · Missing authorization Deferred
8.7CVSS 4.0 base score
0.20%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

MARIN3R is a lightweight, CRD based envoy control plane for kubernetes. In versions 0.13.3 and below, there is a cross-namespace secret access vulnerability in the project's DiscoveryServiceCertificate which allows users to bypass RBAC and access secrets in unauthorized namespaces. This issue is fixed in version 0.13.4.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://github.com/3scale-sre/marin3r/commit/859b14115fde1d67620e645cd1b62e90e30d9981
https://github.com/3scale-sre/marin3r/security/advisories/GHSA-gf93-xccm-5g6j

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Source: NIST National Vulnerability Database (record CVE-2025-64171), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.