What is CVE-2025-55000?

CVE-2025-55000 is a medium-severity vulnerability in Openbao, classified under CWE-156. CVSS score: 6.5/10. Published 2025-08-09.

How severe is CVE-2025-55000?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Openbao

CVE-2025-55000

OpenBao exists to provide a software solution to manage, store, and distribute sensitive data including secrets, certificates, and keys. In versions 0.1.0 through 2.3.1, OpenBao's TOTP secrets engine could accept valid codes multiple times…

EPSS: 0.001 (20.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Openbao — versions >= 0.1.0, < 2.3.2

Weakness classification (CWE)

CWE-156

References

https://github.com/openbao/openbao/security/advisories/GHSA-f7c3-mhj2-9pvg (x_refsource_CONFIRM)
https://github.com/openbao/openbao/commit/183891f8d535d5b6eb3d79fda8200cade6de99e1 (x_refsource_MISC)
https://discuss.hashicorp.com/t/hcsec-2025-17-vault-totp-secrets-engine-code-reuse/76036 (x_refsource_MISC)

Frequently asked questions

What is CVE-2025-55000?: CVE-2025-55000 is a medium-severity vulnerability in Openbao, classified under CWE-156. CVSS score: 6.5/10. Published 2025-08-09.
How severe is CVE-2025-55000?: Medium severity. CVSS v3 base score is 6.5 out of 10.