Low 2.0Published Oct 22, 2026

CVE-2026-115358OpenBao before 2.6.3 Sensitive Data Leak in Audit Log via Malformed Parameters

Updated under an hour ago (Oct 28, 2026, 3:00 AM ET)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for openbao

Exploited in the last 30 days

OpenBao before 2.6.3 contains an information disclosure vulnerability that allows attackers to leak sensitive data into audit logs by sending malformed plugin parameters. Attackers can submit requests with malformed TypeKVPair or TypeHeader field values, causing error messages containing sensitive input to be recorded in audit logs.

CVSS: 2.0 LOW (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N
Weakness (CWE): CWE-532
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Deferred
Record last updated: Oct 22, 2026
First seen by InfoSec Signals: Oct 22, 2026

Affected products

Affected products

openbao openbao openbao:openbao (from the name)	before 2.6.3; 2.6.3 not affected	CNA record

References

References

https://github.com/openbao/openbao/security/advisories/GHSA-8xxq-mq9m-xmhw	vendor-advisory
https://www.vulncheck.com/advisories/openbao-before-2.6.3-sensitive-data-leak-in-audit-log-via-malformed-parameters	third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.