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TI-2022-11856 Aliases CVE-2022-29361GHSA-7wxw-4483-3m34

Improper parsing of HTTP requests in Pallets Werkzeug v2.1.0 and below allows attackers…

Priority MEDIUM 53CWE-444Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

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

Why it matters now

EPSS 0.08067 94th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:palletsprojects:werkzeug:*:*:*:*:*:*:*:*up to 2.1.0Vulnerablepallets
  • cpe:2.3:a:palletsprojects:werkzeug:*:*:*:*:*:*:*:* Versions up to 2.1.0 Vulnerable ·pallets

Remediation

No fixed version listed by the sources yet.

Vendor assessments

Red Hat

Red Hat's page for this CVE →

Not affected: 10 products
  • Red Hat Ceph Storage 5
  • Red Hat Ceph Storage 6
  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 8
  • Red Hat OpenShift Container Platform 4
  • Red Hat OpenStack Platform 16.1
  • Red Hat OpenStack Platform 16.2
  • Red Hat OpenStack Platform 17.1
  • Red Hat OpenStack Platform 18.0
  • Red Hat Storage 3

Timeline

  1. 2026-10-02 Threatist record created from CVE-2022-29361
  2. 2026-10-03 Alias added: GHSA-7wxw-4483-3m34

References

Patch 1

Advisory 1

  • TI-2019-10671 In Pallets Werkzeug before 0.15.5, SharedDataMiddleware mishandles drive names (such as C:) in Windows pathnames. CVSS 3.1HIGH 7.5
  • TI-2023-10880 Werkzeug may allow high resource usage when parsing multipart form data with many fields CVSS 3.1HIGH 7.5
  • TI-2024-22527 Werkzeug's improper usage of a pathname and improper CSRF protection results in the remote command execution CVSS 3.1HIGH 7.5
  • TI-2024-33234 Werkzeug possible resource exhaustion when parsing file data in forms CVSS 4.0MEDIUM 6.9
  • TI-2023-24778 Uncontrolled resource consumption in pallets werkzeug CVSS 3.1HIGH 8.0
  • TI-2019-11011 Pallets Werkzeug before 0.15.3, when used with Docker, has insufficient debugger PIN… CVSS 3.1HIGH 7.5
See all 13 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences