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CVE-2026-115363 Details

ANALYZED

This CVE record has been analyzed and enriched by NVDAPI.com as an independent party.

Description

OpenBao 2.2.0 before 2.6.4 and 2.7.0 before 2.7.1 contains an information disclosure vulnerability that exposes the tls_acme_eab_mac_key value through the sys/config/state/sanitized endpoint. Callers of the sanitized configuration endpoint can retrieve the ACME External Account Binding MAC key used for TLS listener certificates, letting them bind to the operator's ACME account.

Metrics

CVSS 3.x Severity and Vector Strings:

VolerionCVSS-B:6.5 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CNA: [email protected]CVSS-B:3.3 LOWVector:CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/openbao/openbao/security/advisories/GHSA-3237-j65r-m5rp	[email protected]	AdvisoryRemedyVendor
https://www.vulncheck.com/advisories/openbao-2.2.0-before-2.6.4-and-2.7.0-before-2.7.1-acme-eab-mac-key-disclosure-via-sanitized-configuration	[email protected]	Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-212	Improper Removal of Sensitive Information Before Storage or Transfer	[email protected]

Affected Products

Product	Versions
OpenBao	>= 2.2.0, < 2.6.4 (semver) >= 2.7.0, < 2.7.1 (semver)
CPE No CPEs found in CPE dictionary for this product. Remediation Upgrade: 2.7.1moderate effort Upgrade: 2.6.4moderate effort

Change History

2 change records found show changes

Date	Action	Recorded By
Oct 29, 2026	CVE Modified	CISA-ADP
Oct 22, 2026	New CVE Received	[email protected]