CVE-2021-27400

—

CVSS 3.1

7.5 high

EPSS

<1%p45

Published

Apr 22, 2021 (Apr 22, 2021)

Modified

Jun 17, 2026

Description

HashiCorp Vault and Vault Enterprise Cassandra integrations (storage backend and database secrets engine plugin) did not validate TLS certificates when connecting to Cassandra clusters. Fixed in 1.6.4 and 1.7.1

Vendors: hashicorp
Products: vault
Weakness: CWE-295
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (0.6%)

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