Consul CE/Ent 1.18.21-2.0.2 Partial File Read via Vault CA JWT/AppRole
CVE-2026-19017 Published on August 7, 2026
Consul vulnerable to partial arbitrary file read via Vault Connect CA provider
Consul Community Edition and Consul Enterprise 1.18.21 through 2.0.2 are vulnerable to a partial arbitrary file read when configured to use the Vault Connect CA provider with JWT or AppRole authentication. A privileged attacker with `operator:write` permission may direct Consul to read and forward credential files outside the intended scope, potentially leading to the exfiltration of sensitive secrets from the Consul server host. This vulnerability, CVE-2026-19017, is fixed in Consul 2.0.3 and Consul Enterprise 1.21.17, 1.22.11, and 2.0.3.
Weakness Type
What is an AuthZ Vulnerability?
The software does not perform an authorization check when an actor attempts to access a resource or perform an action.
CVE-2026-19017 has been classified to as an AuthZ vulnerability or weakness.
Products Associated with CVE-2026-19017
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Affected Versions
HashiCorp Consul:- Version 1.18.21 and below 2.0.3 is affected.
- Version 1.18.21 and below 2.0.3 is affected.