CVE-2026-126309

EUVD-2026-125211
OpenBao before 2.6.5 and 2.7.2 contains a path traversal vulnerability in Transit key import that allows authenticated attackers to bypass name restrictions in ACL policies. Attackers limited by a required_parameters name constraint can craft traversal sequences during import to write key material under arbitrary Transit key names.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
VulnCheckCNA
7.1 HIGH
NETWORK
HIGH
LOW
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: 36.68%
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources (CNA/ADP records, vendor advisories, Enginsight analysis).
VendorProductVersionSource
openbaoopenbao
𝑥
< 2.6.5
CNA
openbaoopenbao
2.7.0 ≤
𝑥
< 2.7.2
CNA
Common Weakness Enumeration
References
https://github.com/openbao/openbao/security/advisories/GHSA-5pmx-2p74-x478
https://www.vulncheck.com/advisories/openbao-before-2.6.5-and-2.7.2-path-traversal-in-transit-key-import