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.

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Fixes

Solution

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Workaround

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History

Thu, 03 Sep 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Thu, 03 Sep 2026 14:30:00 +0000

Type Values Removed Values Added
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.
Title Taipy through 4.1.1 Cross-Site WebSocket Hijacking via Wildcard socket.io CORS
First Time appeared Taipy
Taipy taipy
Weaknesses CWE-1385
CPEs cpe:2.3:a:taipy:taipy:*:*:*:*:*:*:*:*
Vendors & Products Taipy
Taipy taipy
References
Metrics cvssV3_1

{'score': 9.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N'}

cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-03T14:43:30.825Z

Reserved: 2026-09-03T11:08:17.527Z

Link: CVE-2026-85183

cve-icon Vulnrichment

Updated: 2026-09-03T14:43:11.391Z

cve-icon NVD

Status : Received

Published: 2026-09-03T15:17:39.763

Modified: 2026-09-03T15:17:39.763

Link: CVE-2026-85183

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-03T16:15:06Z

Weaknesses