PT-2026-97128 · Openbao · Openbao

CVE-2026-63131

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Published

2026-09-22

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Updated

2026-09-23

CVSS v4.0

6.0

Medium

VectorAV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Name of the Vulnerable Software and Affected Versions OpenBao versions prior to 2.6.0
Description In the vault/policy/acl.go file, the system incorrectly evaluates wildcard Access Control List (ACL) grants. Specifically, during a LIST operation, a broad wildcard grant may be prioritized over a more specific trailing-wildcard path that is explicitly set to deny. This allows a user to list paths that should have been restricted when a parent path permits the LIST operation but a child path denies it.
Recommendations Update to version 2.6.0.

Exploit

Fix

Incorrect Authorization

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Weakness Enumeration

Related Identifiers

CVE-2026-63131
GHSA-XP3C-3JW3-4VCR

Affected Products

Openbao