Information Disclosure in OpenBao Product by OpenBao
CVE-2026-115358

2LOW

Key Information:

Vendor

Openbao

Status
Openbao
Vendor
CVE Published:
22 October 2026

What is CVE-2026-115358?

OpenBao, prior to version 2.6.3, is susceptible to an information disclosure vulnerability that allows malicious actors to extract sensitive data through audit logs. By sending specially crafted requests with incorrectly formatted parameters, such as TypeKVPair or TypeHeader, attackers can trigger error messages that inadvertently log sensitive information. This flaw poses a risk of unintended exposure of confidential data, making it crucial for users to upgrade to the latest version to mitigate this issue.

Affected Version(s)

openbao 0 < 2.6.3

openbao 0 < 2.6.3

openbao 2.7.0 < 2.7.1

References

https://github.com/openbao/openbao/security/advisories/GH...
vendor-advisory
https://www.vulncheck.com/advisories/openbao-before-2.6.3...
third-party-advisory

CVSS V4

Score:
2
Severity:
LOW
Confidentiality:
Low
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

opensec-intelligence
cipherboy
.