CVE-2026-90535 Flowise before 3.1.4 Denial of Service via text-to-speech/abort

Flowise versions before 3.1.4 contain an unauthenticated denial of service vulnerability in the /api/v1/text-to-speech/abort endpoint that accepts user-supplied chatflowId and chatId without ownership verification. Attackers can terminate active chatflow predictions for any user by submitting...

CVE-2026-90535

Flowise versions before 3.1.4 are affected by an unauthenticated denial-of-service vulnerability in the /api/v1/text-to-speech/abort endpoint. The root cause is that the endpoint accepts user-supplied chatflowId and chatId values without ownership verification, allowing an attacker to terminate a...

EUVD-2026-76853

Flowise versions before 3.1.4 contain an unauthenticated denial of service vulnerability in the /api/v1/text-to-speech/abort endpoint that accepts user-supplied chatflowId and chatId without ownership verification. Attackers can terminate active chatflow predictions for any user by submitting...

CVE-2026-90535 Flowise before 3.1.4 Denial of Service via text-to-speech/abort

Flowise versions before 3.1.4 contain an unauthenticated denial of service vulnerability in the /api/v1/text-to-speech/abort endpoint that accepts user-supplied chatflowId and chatId without ownership verification. Attackers can terminate active chatflow predictions for any user by submitting...

PT-2026-90640

🚨 CVE-2026-90535 Flowise versions before 3.1.4 contain an unauthenticated denial of service vulnerability in the /api/v1/text-to-speech/abort endpoint that accepts user-supplied chatflowId and chatId without ownership verification. Attackers can terminate active chatflow predictions for any user ...

CVE-2026-73603

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...

CVE-2026-73603 Flowise before 3.1.4 Credential Abuse via Text-to-Speech

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...

CVE-2026-73603 Flowise before 3.1.4 Credential Abuse via Text-to-Speech

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...

CVE-2026-73603

Flowise before 3.1.4 exposes an unauthenticated text-to-speech endpoint that does not validate chatflow visibility, allowing unauthenticated attackers to abuse private chatflow TTS credentials and generate unlimited TTS audio using stored OpenAI or ElevenLabs keys by providing a valid chatflow UU...

EUVD-2026-57807

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...

CVE-2026-71962 Flowise 2.2.4 - 3.1.4 Missing Authorization via openai-assistants-file/download

Flowise versions 2.2.4 through 3.1.4 contain a missing authorization vulnerability in the POST /api/v1/openai-assistants-file/download endpoint that allows unauthenticated attackers to access private files by exploiting the endpoint's inclusion in the global authentication whitelist, which bypass...

PT-2026-69899

Name of the Vulnerable Software and Affected Versions Flowise versions 2.2.4 through 3.1.4 Description An authorization flaw exists in the 'POST /api/v1/openai-assistants-file/download' endpoint. Because this endpoint is included in the global authentication whitelist, it bypasses session and API...

Arbitrary Code Injection

Overview flowise-components is a Flowiseai Components Affected versions of this package are vulnerable to Arbitrary Code Injection via the run method in the CSVAgents class. An attacker can execute arbitrary code in the context of the server process by sending crafted prompts to a chatflow using...

GHSA-8GJ2-2CVC-6XX7 Flowise: Unauthenticated Credential Abuse via Text-to-Speech Endpoint Allows Unauthorized Use of Private Chatflow TTS Credentials

Summary The /api/v1/text-to-speech/generate endpoint is whitelisted requires no authentication and accepts any chatflowId without checking whether the referenced chatflow is public. An unauthenticated attacker who knows a valid chatflow UUID can abuse that chatflow's TTS credential OpenAI or...

NPM: Flowise: Unauthenticated Credential Abuse via Text-to-Speech Endpoint Allows Unauthorized Use of Private Chatflow TTS Credentials

NPM: Flowise: Unauthenticated Credential Abuse via Text-to-Speech Endpoint Allows Unauthorized Use of Private Chatflow TTS Credentials vulnerability discovered by ? in WordPress Npm flowise versions = 3.1.3...

Flowise: Unauthenticated Credential Abuse via Text-to-Speech Endpoint Allows Unauthorized Use of Private Chatflow TTS Credentials

Summary The /api/v1/text-to-speech/generate endpoint is whitelisted requires no authentication and accepts any chatflowId without checking whether the referenced chatflow is public. An unauthenticated attacker who knows a valid chatflow UUID can abuse that chatflow's TTS credential OpenAI or...

Eval Injection

Overview flowise-components is a Flowiseai Components Affected versions of this package are vulnerable to Eval Injection via the CSVAgent process. An attacker can execute arbitrary code on the host system by injecting malicious input into the csvFile parameter, which is interpolated directly into...

CVE-2026-69262

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.3, DELETE /api/v1/chatflows/:id authorized requests with checkAnyPermission'chatflows:delete,agentflows:delete', so possession of either permission was sufficient to reach the delete path. The...

PT-2026-67928

summary: In Flowise, DELETE /api/v1/chatflows/:id authorizes requests with checkAnyPermission'chatflows:delete,agentflows:delete'. Possession of either permission is sufficient to reach the delete path. The delete logic does not validate the target resource type, allowing a caller with only...

EUVD-2025-210340

Flowise before 3.0.6 affected versions 2.2.8 and earlier contains an arbitrary file access vulnerability due to missing validation that the chatflowId and chatId parameters are UUIDs or numbers in file handling operations. By supplying a path-traversal value e.g., '../../../../../tmp' as the...