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CVE-2026-110720 Consul-k8s vulnerable to a cross-namespace authorization bypass in component ACL binding rules

CriticalCVSS 9.9 EPSS 0.37%
Published
Updated
Exploit status
No public exploit known
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Description

Consul-k8s versions 0.42.0 and later are vulnerable to a cross-namespace authorization bypass in component ACL binding rules that may allow an attacker to obtain elevated Consul privileges. This vulnerability (CVE-2026-110720) is fixed in consul-k8s 2.1.0 and 1.8.18.

Affected products

ProductAffected versionsFixed in
hashicorp Tooling >= 0.42.0, < 1.8.18 1.8.18

References