7.5
CVE-2026-90535
- EPSS 0.25%
- Veröffentlicht 12.09.2026 12:08:44
- Zuletzt bearbeitet 15.09.2026 19:07:20
- Erkennungen
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 requests with known chatflow and chat identifiers, causing targeted service disruption.
| Typ | Quelle | Score | Percentile |
|---|---|---|---|
| EPSS | FIRST.org | 0.25% | 0.163 |
| Quelle | Base Score | Exploit Score | Impact Score | Vector String |
|---|---|---|---|---|
| NIST | 7.5 | 3.9 | 3.6 |
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
|
| disclosure@vulncheck.com | 6.3 | 0 | 0 |
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/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
|
CWE-862 Missing Authorization
The product does not perform an authorization check when an actor attempts to access a resource or perform an action.
https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-xhxx-56g3-mx2r
https://www.vulncheck.com/advisories/flowise-before-3.1.4-denial-of-service-via-text-to-speech-abort