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CVE-2026-82276— StarRocks Frontend REST Handlers Bypass the Base Class Authentication Gate

Quick assessment

Affected
StarRocks starrocks
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.

StarRocks是StarRocks组织的一款面向在线分析处理的数据库系统。 StarRocks 4.0.13及之前版本存在授权问题漏洞，该漏洞源于五个REST处理程序类直接覆盖execute()方法而未实现executeWithoutPassword()，可能导致攻击者无需凭据即可访问前端HTTP端口上的六个未经验证端点，泄露集群拓扑、数据库元数据、JVM统计信息和版本信息。

CVSS 5.3 · Medium EPSS 0.38% · P31

Affected Version Matrix 1

VendorProduct Version RangeStatus
StarRocks starrocks ≤ 4.0.13 affected
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I. Basic Information for CVE-2026-82276

Vulnerability Information
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Vulnerability Title
StarRocks Frontend REST Handlers Bypass the Base Class Authentication Gate
Source: CVE Program / CVE List V5
Vulnerability Description
StarRocks through 4.0.13 contains an authentication bypass vulnerability in five REST handler classes that override execute() directly instead of implementing executeWithoutPassword(). Attackers can access six unauthenticated endpoints on the frontend HTTP port to disclose cluster topology, database metadata, JVM statistics, and version information without credentials.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/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
Vulnerability Title
StarRocks 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
StarRocks是StarRocks组织的一款面向在线分析处理的数据库系统。 StarRocks 4.0.13及之前版本存在授权问题漏洞，该漏洞源于五个REST处理程序类直接覆盖execute()方法而未实现executeWithoutPassword()，可能导致攻击者无需凭据即可访问前端HTTP端口上的六个未经验证端点，泄露集群拓扑、数据库元数据、JVM统计信息和版本信息。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
StarRocks starrocks 0 ~ 4.0.13 -

II. Public POCs for CVE-2026-82276

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III. Intelligence Information for CVE-2026-82276

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Patches & Fixes for CVE-2026-82276 (1)

Vendor Advisories for CVE-2026-82276 (1)

Other References for CVE-2026-82276 (2)

IV. Related Vulnerabilities

Same product: starrocks
Same vendor: StarRocks
Same weakness: CWE-306