CVE-2026-13512

mediumCVSS 6.3covered by 1 sourcefirst seen 2026-06-28

A vulnerability was identified in Databend up to 1.2.881 on HTTP. This affects the function ClientSessionManager::state_key of the file src/query/service/src/servers/http/v1/session/client_session_manager.rs of the component Tenant Handler. The manipulation leads to authorization bypass. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. The pull request to fix this issue awaits acceptance.

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Exploitation outlook

Low exploitation risk0.22% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 12% of all EPSS-scored CVEs.

Advisory coverage (1)

mediumCVE-2026-13512: A vulnerability was identified in Databend up to 1.2.881 on HTTP. This affects the function Cl…nvd · 2026-06-28

External references

NVD record for CVE-2026-13512

CVE.org record

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