Security Bulletin: Vault KVv2 Metadata and Secret Deletion Policy Bypass Denial-of-Service

Summary An authenticated user with access to a kvv2 path through a policy containing a glob may be able to delete secrets they were not authorized to read or write, resulting in denial-of-service. This vulnerability did not allow a malicious user to delete secrets across namespaces, nor read any...

CVE-2025-4166 Vault May Include Sensitive Data in Error Logs When Using the KV v2 Plugin

Vault Community and Vault Enterprise Key/Value kv Version 2 plugin may unintentionally expose sensitive information in server and audit logs when users submit malformed payloads during secret creation or update operations via the Vault REST API. This vulnerability, identified as CVE-2025-4166, is...

CVE-2025-4166 Vault May Include Sensitive Data in Error Logs When Using the KV v2 Plugin

Vault Community and Vault Enterprise Key/Value kv Version 2 plugin may unintentionally expose sensitive information in server and audit logs when users submit malformed payloads during secret creation or update operations via the Vault REST API. This vulnerability, identified as CVE-2025-4166, is...

CVE-2023-2121

A flaw was found in HashiCorp Vault and Vault Enterprise, where they are vulnerable to Cross-site scripting caused by improper validation of user-supplied input by the key-value v2 kv-v2 diff viewer. A remote, authenticated attacker can inject malicious script into a Web page which would be...

CVE-2023-2121: Improper Neutralization of Input During Web Page Generation

Vault and Vault Enterprise's Vault key-value v2 kv-v2 diff viewer allowed HTML injection into the Vault web UI through key values. This vulnerability, CVE-2023-2121, is fixed in Vault 1.14.0, 1.13.3, 1.12.7, and 1.11.11...