CVE-2026-12624

A flaw was found in Vault's Access Control List ACL policy engine. The engine did not consistently enforce wildcard deny rules against LIST requests with a trailing slash. This vulnerability could allow an authenticated attacker with specific permissions to enumerate the names of entries they wer...

CVE-2026-12624

Vault’s ACL policy engine allowed LIST requests with a trailing slash on denied paths to bypass a narrow wildcard deny when a token had a broad allow. This could enable enumeration of names under a denied path. Affected products include Vault Community Edition, with fixes in 2.0.3, and Vault Ente...

CVE-2026-12624: Incorrect Authorization

Vault’s ACL policy engine did not consistently enforce a wildcard glob deny rule against LIST requests made with a trailing slash on the denied path. This may allow a token holding a broader allow rule alongside a narrower wildcard deny rule to enumerate the names of entries beneath a path it was...