CVE-2026-85183: Missing Origin Validation in WebSockets in Avaiga taipy
Taipy configures its socket.io server with wildcard CORS origin and credential flag enabled, allowing any web page to establish credentialed WebSocket connections to victim applications. Attackers can open socket.io sessions from arbitrary domains and invoke state variable modifications and action callbacks without CSRF protection.
CVE-2026-85183: Missing Origin Validation in WebSockets in Avaiga taipy
Description
Taipy configures its socket.io server with wildcard CORS origin and credential flag enabled, allowing any web page to establish credentialed WebSocket connections to victim applications. Attackers can open socket.io sessions from arbitrary domains and invoke state variable modifications and action callbacks without CSRF protection.
CVSS v4.0
Score 9.3critical
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulnCheck
- Date Reserved
- 2026-09-03T11:08:17.527Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a9982b8acd9273b4909fd75
Added to database: 09/03/2026, 14:22:48 UTC
Last updated: 09/03/2026, 15:08:11 UTC
Views: 4
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