Critical severity9.8NVD Advisory· Published May 25, 2022· Updated Jun 17, 2026
CVE-2022-29361
CVE-2022-29361
Description
Improper parsing of HTTP requests in Pallets Werkzeug v2.1.0 and below allows attackers to perform HTTP Request Smuggling using a crafted HTTP request with multiple requests included inside the body. NOTE: the vendor's position is that this behavior can only occur in unsupported configurations involving development mode and an HTTP server from outside the Werkzeug project
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Affected products
4Patches
Vulnerability mechanics
References
2- github.com/pallets/werkzeug/commit/9a3a981d70d2e9ec3344b5192f86fcaf3210cd85nvdPatchThird Party Advisory
- github.com/pallets/werkzeug/issues/2420nvdIssue TrackingThird Party Advisory
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