{"apiVersion":"1.0","identifier":"CVE-2026-73603","description":"Flowise before 3.1.4 fails to validate chatflow visibility in the unauthenticated text-to-speech endpoint, allowing attackers to abuse private chatflow TTS credentials. Unauthenticated attackers can generate unlimited text-to-speech audio using stored OpenAI or ElevenLabs API keys by providing a valid chatflow UUID, incurring costs on the chatflow owner-s account.","publishedAt":"2026-08-13T12:17:24","lastModifiedAt":"2026-08-14T23:16:33","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-73603","cvssScore":6.3,"cvssVector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","epssProbability":0.00317,"riskScore":0.65,"affectedProduct":"Flowise","affectedVersions":"<3.1.4","vulnerabilityType":"Web app","operatingSystems":[],"links":{"self":"https://www.redsauce.net/api/cves/CVE-2026-73603","webPages":{"es":"https://www.redsauce.net/es/cves/CVE-2026-73603","en":"https://www.redsauce.net/en/cves/CVE-2026-73603","fr":"https://www.redsauce.net/fr/cves/CVE-2026-73603","pt":"https://www.redsauce.net/pt/cves/CVE-2026-73603","de":"https://www.redsauce.net/de/cves/CVE-2026-73603","sk":"https://www.redsauce.net/sk/cves/CVE-2026-73603","el":"https://www.redsauce.net/el/cves/CVE-2026-73603"},"source":"https://nvd.nist.gov/vuln/detail/CVE-2026-73603"}}