An issue was discovered in python-engineio through 3.8.2. There is a Cross-Site WebSocket Hijacking (CSWSH) vulnerability that allows attackers to make WebSocket connections to a server by using a victim's credentials, because the Origin header is not restricted.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade python-engineio | Jul 30, 2024 | Jul 16, 2019 |
| Ubuntu | — | No solution exists | Jun 26, 2025 | Jul 16, 2019 |
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