HashiCorp Consul and Consul Enterprise 1.17.0 up to 2.0.4 are vulnerable to an authorization bypass in the agent's service mesh leaf certificate API that may allow an attacker without a valid ACL token to retrieve a cached service leaf certificate and its private key. This vulnerability (CVE-2026-105765) is fixed in Consul Community Edition 2.1.0 and Consul Enterprise 2.1.0 and 1.21.19.
Fix
Vendor advisories in the News 1
- HCSEC-2026-46 - Consul vulnerable to an authorization bypass in the agent's service mesh leaf certificate API HashiCorp security bulletins · 2026-10-26
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 4
- StatusAwaiting Analysis → PublishedNVD modified 2026-10-26 18:12
- StatusPublished → Awaiting AnalysisNVD modified 2026-10-26 18:34
- StatusReceived → PublishedNVD modified 2026-10-26 17:46
- First seenCVSS 7.5NVD modified 2026-10-26 18:17
Affected (CPE criteria) 0
NVD has not attached CPE configurations yet.