{"id":"CVE-2023-2121","aliases":["BIT-vault-2023-2121","GHSA-gq98-53rq-qr5h","GO-2023-1849"],"url":"https://o3.security/vulnerability/CVE-2023-2121","summary":"Vault’s KV Diff Viewer Allowed for HTML Injection","details":"Vault and Vault Enterprise's (Vault) key-value v2 (kv-v2) diff viewer allowed HTML injection into the Vault web UI through key values. This vulnerability, CVE-2023-2121, is fixed in Vault 1.14.0, 1.13.3, 1.12.7, and 1.11.11.","published":"2023-06-09T16:59:49.065Z","modified":"2026-08-12T03:51:39.732092593Z","cvss":{"score":4.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"github.com/hashicorp/vault","fixedVersion":"1.11.11"},{"ecosystem":"Go","name":"github.com/hashicorp/vault","fixedVersion":"1.12.7"},{"ecosystem":"Go","name":"github.com/hashicorp/vault","fixedVersion":"1.13.3"}],"fix":null,"references":[{"type":"WEB","url":"https://discuss.hashicorp.com/t/hcsec-2023-17-vault-s-kv-diff-viewer-allowed-html-injection/54814"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/2xxx/CVE-2023-2121.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-2121"},{"type":"PACKAGE","url":"https://github.com/hashicorp/vault"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:39.732092593Z"}}