{"schema":"threatline.record/2","record":{"id":"CVE-2026-111692","aliases":[],"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.","categories":["Unclassified"],"product":"databuff","vendor":"databufflabs","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-111692","source_modified_at":"2026-10-16T19:06:45.355Z","fetched_at":"2026-10-23T18:48:36.087640Z","product":"databuff","vendor":"databufflabs","versions":[{"version":"0","lessThanOrEqual":"0.1.10","status":"affected","versionType":"custom"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":9.3,"severity":"Critical","kev":{"listed":false},"epss":{"probability":0.00607,"percentile":0.48394,"score_date":"2026-10-23"},"published_at":"2026-10-16T17:39:48.239Z","modified_at":"2026-10-16T19:06:45.355Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-111692","fetched_at":"2026-10-23T18:48:36.087640Z","source_modified_at":"2026-10-16T19:06:45.355Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-111692","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://hackmd.io/@hieuPenguinnn/databuff-default-jwt-secret-auth-bypass","tags":["exploit"]},{"source":"CVE List","url":"https://github.com/databufflabs/databuff/blob/v0.1.10/ai-apm-web/src/main/resources/application.yml#L54-L59","tags":["technical-description"]},{"source":"CVE List","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","tags":["technical-description"]},{"source":"CVE List","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","tags":["technical-description"]},{"source":"CVE List","url":"https://github.com/databufflabs/databuff","tags":["product"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/databuff-ai-apm-web-through-0.1.10-authentication-bypass-via-hardcoded-hmac-secret","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"poc","automatable":"yes","technical_impact":"total","assessed_at":"2026-10-16T19:06:19.195700Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-16T19:06:45.355Z","content_hash":"8d0c61d13e19fa6829bf21eeb45ef9f42fbb19e8e96a2a23a72e886d57738149"}}