CVE-2026-85183
9.3, criticalTaipy configures its socket.io server with wildcard CORS origin and credential flag enabled, allowing any web page to establish…
- CVSS
- 9.3, critical critical CVSS v3.1
- EPSS, next 30 days
- 0.2% higher than 13.3% of scored CVEs
- Exploitation
- No public evidence
- Published
- 3 Sept 2026a month ago
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.
Details
- Vendor
- Avaiga
- Product
- taipy
- Weakness
- CWE-1385 (opens in a new tab)
- Status
- Deferred
- Updated
- 10 Sept 2026
- Assigner
- disclosure@vulncheck.com
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
References 4
Other references 4
- github.com /Avaiga/taipy (opens in a new tab)
- github.com /Avaiga/taipy/blob/4.1.1/taipy/gui/server.py (opens in a new tab)
- github.com /Avaiga/taipy/issues/2890 (opens in a new tab)
- vulncheck.com /advisories/taipy-through-4.1.1-cross-site-websocket-hijacking-via-wildcard-socket-io-cors (opens in a new tab)
The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.
Beyond this page
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Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 17 Oct 2026, not the live upstream state.