{"cve":"CVE-2021-41803","nvd":{"published":"2022-09-23T01:15:08.623","modified":"2026-06-17T04:08:56.557","status":"Modified","description":"HashiCorp Consul 1.8.1 up to 1.11.8, 1.12.4, and 1.13.1 do not properly validate the node or segment names prior to interpolation and usage in JWT claim assertions with the auto config RPC. Fixed in 1.11.9, 1.12.5, and 1.13.2.\"","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H","score":7.1},"cwes":["CWE-862"],"references":["https://discuss.hashicorp.com/t/hcsec-2022-19-consul-auto-config-jwt-authorization-missing-input-validation/44627","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LYZOKMMVX4SIEHPJW3SJUQGMO5YZCPHC/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XNF4OLYZRQE75EB5TW5N42FSXHBXGWFE/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZTE4ITXXPIWZEQ4HYQCB6N6GZIMWXDAI/","https://www.hashicorp.com/blog/category/consul"],"products":["hashicorp:consul"],"source":"nvd","synced_at":"2026-10-19T21:36:05.460296998+00:00"},"epss":{"cve":"CVE-2021-41803","score":0.01069,"percentile":0.6484,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-hr3v-8cp3-68rf","url":"https://osv.dev/vulnerability/GHSA-hr3v-8cp3-68rf","summary":"HashiCorp Consul does not properly validate node or segment names prior to usage in JWT claim assertions","modified":"2026-08-07T08:12:08.554184271Z","packages":[{"ecosystem":"Go","name":"github.com/hashicorp/consul","purl":"pkg:golang/github.com/hashicorp/consul","ranges":[">=1.8.1 <1.11.9"],"fixed":["1.11.9"]},{"ecosystem":"Go","name":"github.com/hashicorp/consul","purl":"pkg:golang/github.com/hashicorp/consul","ranges":[">=1.12.0 <1.12.5"],"fixed":["1.12.5"]},{"ecosystem":"Go","name":"github.com/hashicorp/consul","purl":"pkg:golang/github.com/hashicorp/consul","ranges":[">=1.13.0 <1.13.2"],"fixed":["1.13.2"]}]},{"id":"GO-2024-2683","url":"https://osv.dev/vulnerability/GO-2024-2683","summary":"Improper handling of node names in JWT claims assertions in github.com/hashicorp/consul","modified":"2026-08-07T08:12:27.004083333Z","packages":[{"ecosystem":"Go","name":"github.com/hashicorp/consul","purl":"pkg:golang/github.com/hashicorp/consul","ranges":[">=1.8.1 <1.11.9",">=1.12.0 <1.12.5",">=1.13.0 <1.13.2"],"fixed":["1.11.9","1.12.5","1.13.2"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}