CVE-2026-41279 Flowise: Unauthenticated TTS endpoint accepts arbitrary credential IDs — enables API credit abuse via stored credentials

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.0, the text-to-speech generation endpoint POST /api/v1/text-to-speech/generate is whitelisted no auth and accepts a credentialId directly in the request body. When called without a chatflowId, th...

CVE-2026-41279 Flowise: Unauthenticated TTS endpoint accepts arbitrary credential IDs — enables API credit abuse via stored credentials

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.0, the text-to-speech generation endpoint POST /api/v1/text-to-speech/generate is whitelisted no auth and accepts a credentialId directly in the request body. When called without a chatflowId, th...

CVE-2026-41279

Flowise prior to v3.1.0 exposed an unauthenticated text-to-speech endpoint (POST /api/v1/text-to-speech/generate) that accepts a credentialId and, when called without a chatflowId, decrypts the stored credential to generate speech. This creates risk of credential misuse and API credit abuse, as t...

GHSA-5FW2-MWHH-9947 Flowise: Unauthenticated TTS endpoint accepts arbitrary credential IDs — enables API credit abuse via stored credentials

Summary The text-to-speech generation endpoint POST /api/v1/text-to-speech/generate is whitelisted no auth and accepts a credentialId directly in the request body. When called without a chatflowId, the endpoint uses the provided credentialId to decrypt the stored credential e.g., OpenAI or...

Flowise: Unauthenticated TTS endpoint accepts arbitrary credential IDs — enables API credit abuse via stored credentials

Summary The text-to-speech generation endpoint POST /api/v1/text-to-speech/generate is whitelisted no auth and accepts a credentialId directly in the request body. When called without a chatflowId, the endpoint uses the provided credentialId to decrypt the stored credential e.g., OpenAI or...