GHSA-8f82-53h8-2p34HighCVSS 7.5

HashiCorp Vault Community Edition Denial of Service Though Complex JSON Payloads

Published
August 28, 2025
Last Modified
August 29, 2025

🔗 CVE IDs covered (1)

CVE-2025-6203 →

📋 Description

A malicious user may submit a specially-crafted complex payload that otherwise meets the default request size limit which results in excessive memory and CPU consumption of Vault. This may lead to a timeout in Vault’s auditing subroutine, potentially resulting in the Vault server to become unresponsive. This vulnerability, CVE-2025-6203, is fixed in Vault Community Edition 1.20.3 and Vault Enterprise 1.20.3, 1.19.9, 1.18.14, and 1.16.25.

🎯 Affected products1

  • go/github.com/hashicorp/vault:< 1.20.3

🔗 References (5)