Consul and Consul Enterprise’s (“Consul”) key/value endpoint is vulnerable to denial of service (DoS) due to incorrect Content Length header validation. This vulnerability, CVE-2025-11374, is fixed in Consul Community Edition 1.22.0 and Consul Enterprise 1.22.0, 1.21.6, 1.20.8 and 1.18.12.
{
"cpes": [
"cpe:2.3:a:hashicorp:consul:*:*:*:*:enterprise:go:*:*",
"cpe:2.3:a:hashicorp:consul:*:*:*:*:community:go:*:*"
],
"severity": "Medium"
}