{"id":"CVE-2026-111692","revision":null,"records":[{"revision":"a8c3a18709a74d2197fbc60a6f12056e","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-111692","aliases":[],"title":"DataBuff ai-apm-web through 0.1.10 Authentication Bypass via Hardcoded HMAC Secret","description":"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.","state":0,"publishedAt":"2026-10-16T17:39:48.239+00:00","modifiedAt":"2026-10-16T19:06:45.355+00:00","affected":[{"ecosystem":"Vendor product","name":"databuff","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"databufflabs\",\n                    \"product\": \"databuff\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"lessThanOrEqual\": \"0.1.10\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"custom\"\n                        }\n                    ],\n                    \"packageURL\": \"pkg:github/databufflabs/databuff\",\n                    \"repo\": \"https://github.com/databufflabs/databuff\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"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","score":9.3,"severity":"CRITICAL"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8,"severity":"CRITICAL"}],"references":["https://hackmd.io/@hieuPenguinnn/databuff-default-jwt-secret-auth-bypass","https://github.com/databufflabs/databuff/blob/v0.1.10/ai-apm-web/src/main/resources/application.yml#L54-L59","https://github.com/databufflabs/databuff/blob/v0.1.10/ai-apm-web/src/main/java/com/databuff/apm/web/config/JwtProperties.java#L8-L15","https://github.com/databufflabs/databuff/blob/v0.1.10/ai-apm-web/src/main/java/com/databuff/apm/web/auth/JwtTokenService.java#L36-L60","https://github.com/databufflabs/databuff","https://www.vulncheck.com/advisories/databuff-ai-apm-web-through-0.1.10-authentication-bypass-via-hardcoded-hmac-secret"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-111692","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-111692","identifiers":["CVE-2026-111692"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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