High · published October 23, 2025
⚠️ An oversight in OpenBao could expose sensitive verification codes in your audit logs! 🧐 Think of it like a restaurant keeping a record of customers’ orders, but forgetting to redact the secret sauce recipe for a couple of them — it might not be a disaster, but it could give away valuable secrets! If exploited, attackers could potentially access short-lived ACME verification codes or sensitive response data logged in the system. While these codes expire quickly, any inadvertent exposure could still lead to unauthorized access or insights into your secret management practices, putting you at a disadvantage.
Think of it like a restaurant keeping a record of customers’ orders, but forgetting to redact the secret sauce recipe for a couple of them — it might not be a disaster, but it could give away valuable secrets! In versions 2.2.0 to 2.4.1 of OpenBao, the audit log was improperly configured, allowing raw HTTP bodies to be recorded without proper redaction. This means sensitive verification challenge codes and token response data may appear in audit logs, risking exposure.
If exploited, attackers could potentially access short-lived ACME verification codes or sensitive response data logged in the system. While these codes expire quickly, any inadvertent exposure could still lead to unauthorized access or insights into your secret management practices, putting you at a disadvantage. Upgrade OpenBao to version 2.4.2 immediately to secure your logs. After updating, review your audit logs for any sensitive information that may have been exposed and implement additional monitoring to preemptively catch future issues. You've got this! With the right patch and vigilance, your secrets will stay safe! 🛡️
| Product | Versions | Fixed in |
|---|---|---|
| openbao/openbao | ≥ 2.2.0, < 2.4.2 | 2.4.2 |