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 requests with known chatflow and chat identifiers, causing targeted service disruption.
Metrics
Affected Vendors & Products
References
History
Tue, 15 Sep 2026 19:15:00 +0000
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| Metrics |
cvssV3_1
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Mon, 14 Sep 2026 21:00:00 +0000
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| Metrics |
ssvc
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Sat, 12 Sep 2026 12:30:00 +0000
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| Description | 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 requests with known chatflow and chat identifiers, causing targeted service disruption. | |
| Title | Flowise before 3.1.4 Denial of Service via text-to-speech/abort | |
| 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: 2026-09-12T12:08:44.062Z
Updated: 2026-09-14T16:04:39.559Z
Reserved: 2026-09-12T11:12:50.791Z
Link: CVE-2026-90535
Updated: 2026-09-14T16:04:34.976Z
Status : Analyzed
Published: 2026-09-12T13:16:51.380
Modified: 2026-09-15T19:07:20.020
Link: CVE-2026-90535
No data.