{"id":"CVE-2025-11374","aliases":["BIT-consul-2025-11374","GHSA-7g3r-8c6v-hfmr","GO-2025-4081"],"url":"https://o3.security/vulnerability/CVE-2025-11374","summary":"Consul's KV endpoint is vulnerable to denial of service","details":"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.","published":"2025-10-28T20:19:05.292Z","modified":"2026-08-12T03:51:46.697107217Z","cvss":{"score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},"epss":{"score":0.00396,"percentile":0.33421,"asOf":"2026-09-16"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"github.com/hashicorp/consul","fixedVersion":"1.22.0"}],"fix":{"url":"https://github.com/hashicorp/consul/pull/22916","label":"hashicorp/consul#22916"},"references":[{"type":"WEB","url":"https://discuss.hashicorp.com/t/hcsec-2025-29-consuls-kv-endpoint-is-vulnerable-to-denial-of-service/76724"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/11xxx/CVE-2025-11374.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-11374"},{"type":"PACKAGE","url":"https://github.com/hashicorp/consul"},{"type":"WEB","url":"https://github.com/hashicorp/consul/pull/22916"},{"type":"WEB","url":"https://github.com/hashicorp/consul/commit/72a358cd02533477536ad4bd2b781f520fa7fac6"},{"type":"WEB","url":"https://github.com/hashicorp/consul/releases/tag/v1.22.0"},{"type":"WEB","url":"https://pkg.go.dev/vuln/GO-2025-4081"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:46.697107217Z"}}