High8.2Red Hat Linux

High [CVE-2026-82265] org.springframework.boot/spring-boot-actuator: Zipkin: Information disclosure via unauthenticated Spring Boot Actuator endpoints

This high-severity Red Hat Linux advisory covers CVE-2026-82265 affecting Red Hat Fuse 7, Red Hat OpenShift Dev Spaces.

CVE-2026-82265 Published Aug 28, 2026Updated by vendor Aug 28, 2026

CVE-2026-82265

Affected products & platforms

Red Hat LinuxUnclassified

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Summary

Zipkin through 3.6.1 exposes Spring Boot Actuator endpoints on the tracing API port without authentication, allowing unauthenticated attackers to access sensitive information. Attackers can read environment variables, bean configurations, and storage credentials via actuator endpoints, or modify log levels to suppress logging.

A flaw was found in Zipkin. Additionally, attackers can modify log levels, potentially suppressing important logging information.

Red Hat severity: Important — CVSS 8.2 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N). Weakness: CWE-306.

Affected Red Hat products: Red Hat Fuse 7; Red Hat OpenShift Dev Spaces. Red Hat does not currently list a fixing RHSA for this CVE.

Affected versions

3.6.1

Official advisory · high-confidence parse· fetched 1 hour ago·verify at source

Fixed versions

No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.

Official advisory · high-confidence parse· fetched 1 hour ago·verify at source

Mitigation checklist

Recommended fix / mitigation

Restrict access to Spring Boot Actuator endpoints by configuring explicit web security authentication rules, or isolate the management port from public exposure by setting `management.server.port` to a dedicated internal network interface.

Official advisory · high-confidence parse· fetched 1 hour ago·verify at source

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