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StarRocks EUVDEUVD-2026-67807

| CVE-2026-82276 MEDIUM
Missing Authentication for Critical Function (CWE-306)
2026-08-28 VulnCheck GHSA-h495-787q-g6hm
5.3
CVSS 3.1 · Vendor: VulnCheck
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Severity by source

Vendor (VulnCheck) PRIMARY
5.3 MEDIUM
AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
vuln.today AI
5.3 MEDIUM

Network-accessible unauthenticated endpoint with no interaction required; confidentiality impact is low, limited to operational metadata; no integrity or availability impact applies.

3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (VulnCheck).

CVSS VectorVendor: VulnCheck

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

Lifecycle Timeline

1
Analysis Generated
Aug 28, 2026 - 21:01 vuln.today

DescriptionCVE.org

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.

AnalysisAI

Unauthenticated access to six REST endpoints on StarRocks' frontend HTTP port allows remote attackers to enumerate cluster topology, database metadata, JVM statistics, and version information without credentials, affecting all releases through 4.0.13. Five REST handler classes in the FE component override execute() directly rather than implementing executeWithoutPassword(), inadvertently bypassing the authentication gate enforced by the RestBaseAction base class. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
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Delivery
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Exploit
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Execution
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Persist
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Impact
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Vulnerability AssessmentAI

Exploitation No special configuration or feature flag is required for exploitation - the six vulnerable endpoints are present and unauthenticated in every default StarRocks deployment through 4.0.13, because the authentication bypass is a code-level defect in the handler class hierarchy rather than a configuration option. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The provided CVSS 3.1 vector AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N is well-calibrated: exploitation is trivially simple over any network path to the FE HTTP port, but impact is bounded to metadata disclosure rather than stored data exfiltration or code execution. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario Full exploit scenario with step-by-step reproduction available after sign-in.
Remediation No vendor-released patch version has been independently confirmed at time of analysis; the GitHub issue tracker at https://github.com/StarRocks/starrocks/issues/75747 should be monitored for an official fix announcement. … Detailed patch versions, workarounds, and compensating controls in full report.

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EUVD-2026-67807 vulnerability details – vuln.today

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