{"id":"CVE-2026-111692","summary":"DataBuff ai-apm-web through 0.1.10 Authentication Bypass via Hardcoded HMAC Secret","details":"DataBuff ai-apm-web through 0.1.10 contains an authentication bypass vulnerability that allows unauthenticated attackers to forge admin session tokens by using the hardcoded HMAC secret in JwtTokenService. Attackers can sign a payload of admin and a future expiry with the default dev-secret to gain full administrative access to protected /webapi routes, including the Doris SQL query API.","modified":"2026-10-21T02:55:49.124154687Z","published":"2026-10-16T17:39:48.239Z","database_specific":{"cna_assigner":"VulnCheck","cwe_ids":["CWE-321"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/111xxx/CVE-2026-111692.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/111xxx/CVE-2026-111692.json"},{"type":"PACKAGE","url":"https://github.com/databufflabs/databuff"},{"type":"ARTICLE","url":"https://github.com/databufflabs/databuff/blob/v0.1.10/ai-apm-web/src/main/java/com/databuff/apm/web/auth/JwtTokenService.java#L36-L60"},{"type":"ARTICLE","url":"https://github.com/databufflabs/databuff/blob/v0.1.10/ai-apm-web/src/main/java/com/databuff/apm/web/config/JwtProperties.java#L8-L15"},{"type":"ARTICLE","url":"https://github.com/databufflabs/databuff/blob/v0.1.10/ai-apm-web/src/main/resources/application.yml#L54-L59"},{"type":"ADVISORY","url":"https://hackmd.io/@hieuPenguinnn/databuff-default-jwt-secret-auth-bypass"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-111692"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/databuff-ai-apm-web-through-0.1.10-authentication-bypass-via-hardcoded-hmac-secret"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/databufflabs/databuff","events":[{"introduced":"0"},{"last_affected":"ec1133cc0a0d69dbb6ea659e047c837286a82d87"}],"database_specific":{"extracted_events":[{"source":"AFFECTED_FIELD","strategy":"StandardRange","range":[{"introduced":"0"},{"last_affected":"0.1.10"}]}]}}],"versions":["v0.1.10","v0.1.9","v0.1.8","v0.1.7","v0.1.6","v0.1.5","v0.1.4","0.1.3","0.1.2","0.1.1","0.1.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-111692.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}]}