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.
Metrics
Affected Vendors & Products
References
History
Thu, 13 Aug 2026 11:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| 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. | |
| Title | Flowise before 3.1.4 Credential Abuse via Text-to-Speech | |
| First Time appeared |
Flowiseai
Flowiseai flowise |
|
| Weaknesses | CWE-862 | |
| CPEs | cpe:2.3:a:flowiseai:flowise:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Flowiseai
Flowiseai flowise |
|
| References |
| |
| Metrics |
cvssV4_0
|
Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-08-13T11:28:09.428Z
Reserved: 2026-08-13T11:15:12.096Z
Link: CVE-2026-73603
No data.
Status : Received
Published: 2026-08-13T12:17:24.617
Modified: 2026-08-13T12:17:24.617
Link: CVE-2026-73603
No data.
OpenCVE Enrichment
Updated: 2026-08-13T13:15:04Z