REDHAT-BUG-2459109: High severity HashiCorp Vault Community Edition vulnerability
Vault is vulnerable to a denial-of-service condition where an unauthenticated attacker can repeatedly initiate or cancel root token generation or rekey operations, occupying the single in-progress operation slot. This prevents legitimate operators from completing these workflows. This vulnerability, CVE-2026-5807, is fixed in Vault Community Edition 2.0.0 and Vault Enterprise 2.0.0.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Vault Community Editionto a version that resolves this vulnerability.Fixed in 2.0.0 - Upgrade
Upgrade
Vault Enterpriseto a version that resolves this vulnerability.Fixed in 2.0.0
Event History
Frequently Asked Questions
What is the severity of REDHAT-BUG-2459109?
The severity of REDHAT-BUG-2459109 is high with a score of 7.
How does REDHAT-BUG-2459109 affect HashiCorp Vault?
REDHAT-BUG-2459109 allows an unauthenticated attacker to trigger denial-of-service by occupying the operation slot for token generation or rekey operations.
What are the potential impacts of REDHAT-BUG-2459109?
The impact of REDHAT-BUG-2459109 is that legitimate operators may be blocked from completing critical workflows due to the denial-of-service condition.
What versions of Vault are impacted by REDHAT-BUG-2459109?
Both HashiCorp Vault Community Edition and HashiCorp Vault Enterprise are impacted by REDHAT-BUG-2459109.
How can I mitigate the risk of REDHAT-BUG-2459109?
To mitigate the risk of REDHAT-BUG-2459109, it is recommended to apply patches provided by HashiCorp to address this denial-of-service vulnerability.