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CVE-2026-126309

7.1, high

openbao External Control of File Name or Path Vulnerability

NVD (opens in a new tab) CVE.org (opens in a new tab)
CVSS
7.1, high high CVSS v3.1
EPSS, next 30 days
0.4% higher than 36.6% of scored CVEs
Exploitation
No public evidence
Published
13 Nov 2026yesterday

Description

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.

Details

Vendor
Openbao
Product
openbao
Weakness
CWE-73 (opens in a new tab)
Status
Received
Updated
13 Nov 2026
Assigner
disclosure@vulncheck.com

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L

References 2

Advisories 1

Other references 1

The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.

Other Openbao CVEs

Every Openbao CVE we hold

Same vendor in what we hold, not a known link between the flaws.

  • CVE-2026-126312 OpenBao before 2.6.5 and 2.7.x before 2.7.2, and the openbao-plugins LDAP and RADIUS auth plugins before 0.2.0, contain an ACL bypass in… EPSS 0.4% 7.1, high

Beyond this page

Is CVE-2026-126309 in your network?

This page tells you how dangerous CVE-2026-126309 is out there. Whether it sits on one of your devices, only a scan of your own network can tell. That is what our systems do, every day, for the companies we protect.

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Check your exposure

Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 14 Nov 2026, not the live upstream state.