CVE-2023-54397
HIGH
NVD
CVSS Score
7.5
Severity
HIGH
Published
Sep 15, 2026
Vendor
unknown
Description
Tornado before 6.3.3 contains an HTTP request smuggling vulnerability due to improper parsing of Content-Length headers accepting non-standard characters. Attackers can send crafted HTTP requests with these characters to bypass proxy validation and smuggle requests when deployed behind certain proxies.