Auth bypass in Starrocks
CVE-2026-82276
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.
Vulnerability class: Broken Authentication
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
Affected products
Weakness classification (CWE)
References
- disclosure@vulncheck.com (issue-tracking)
- disclosure@vulncheck.com (product)
- disclosure@vulncheck.com (technical-description)
- disclosure@vulncheck.com (technical-description)
- disclosure@vulncheck.com (third-party-advisory)
Frequently asked questions
- What is CVE-2026-82276?
- CVE-2026-82276 is a medium-severity vulnerability in Starrocks, classified under Missing Authentication for Critical Function. CVSS score: 5.3/10. Published 2026-08-28.
- How severe is CVE-2026-82276?
- Medium severity. CVSS v3 base score is 5.3 out of 10.