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Vulnerability details: VCID-7vpp-dvg4-u3hr
Vulnerability ID VCID-7vpp-dvg4-u3hr
Aliases CVE-2022-29361
PYSEC-2022-203
Summary ** DISPUTED ** 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.
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-444 Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')
System Score Found at
epss 0.31113 https://api.first.org/data/v1/epss?cve=CVE-2022-29361
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-29361.json
https://api.first.org/data/v1/epss?cve=CVE-2022-29361
https://github.com/pallets/werkzeug/commit/9a3a981d70d2e9ec3344b5192f86fcaf3210cd85
https://github.com/pallets/werkzeug/issues/2420
2253045 https://bugzilla.redhat.com/show_bug.cgi?id=2253045
No exploits are available.
There are no known vectors.
Exploit Prediction Scoring System (EPSS)
Percentile 0.96832
EPSS Score 0.31113
Published At May 29, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-05-29T08:43:48.165791+00:00 Pypa Importer Import https://github.com/pypa/advisory-database/blob/main/vulns/werkzeug/PYSEC-2022-203.yaml 38.6.0