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CVE-2026-82265— Zipkin Unauthenticated Spring Boot Actuator Endpoints Exposure

Quick assessment

Affected
openzipkin zipkin
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Zipkin 3.6.1 及之前版本在追踪 API 端口上暴露了 Spring Boot Actuator 端点，且未设置身份验证，使得未经认证的 attackers 能够访问敏感信息。攻击者可以通过 Actuator 端点读取环境变量、Bean 配置和存储凭据，或修改日志级别以抑制日志记录。

CVSS 6.5 · Medium

Affected Version Matrix 1

VendorProduct Version RangeStatus
openzipkin zipkin ≤ 3.6.1 affected
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I. Basic Information for CVE-2026-82265

Vulnerability Information
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Vulnerability Title
Zipkin Unauthenticated Spring Boot Actuator Endpoints Exposure
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
openzipkin zipkin 0 ~ 3.6.1 -

II. Public POCs for CVE-2026-82265

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III. Intelligence Information for CVE-2026-82265

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Patches & Fixes for CVE-2026-82265 (1)

Vendor Advisories for CVE-2026-82265 (1)

Proof of Concept for CVE-2026-82265 (1)

Vendor Pages for CVE-2026-82265 (1)

IV. Related Vulnerabilities

Same product: zipkin
Same weakness: CWE-306

V. Comments for CVE-2026-82265

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