CVE-2025-11375: Consul event endpoint is vulnerable to denial of service
(updated )
Consul and Consul Enterprise’s (“Consul”) event endpoint is vulnerable to denial of service (DoS) due to lack of maximum value on the Content Length header. This vulnerability, CVE-2025-11375, 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.
References
- discuss.hashicorp.com/t/hcsec-2025-28-consuls-event-endpoint-is-vulnerable-to-denial-of-service/76723
- github.com/advisories/GHSA-qh7p-pfq3-677h
- github.com/hashicorp/consul
- github.com/hashicorp/consul/commit/e794201d0c618333d81ad775270f7b32801178fb
- github.com/hashicorp/consul/pull/22836
- github.com/hashicorp/consul/releases/tag/v1.22.0
- nvd.nist.gov/vuln/detail/CVE-2025-11375
- pkg.go.dev/vuln/GO-2025-4082
Code Behaviors & Features
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