CVE-2024-58384
Published:September 15, 2026
Updated:September 22, 2026
Tornado before 6.4.1 contains a CRLF injection vulnerability in CurlAsyncHTTPClient that fails to reject carriage return and line feed characters in request headers. Attackers can inject CRLF sequences into header values to inject arbitrary headers or construct entirely new HTTP requests.
Affected Packages
tornado (CONDA):
Affected version(s) >=2.3 <6.4.1Fix Suggestion:
Update to version 6.4.1https://github.com/tornadoweb/tornado.git (GITHUB):
Affected version(s) >=v2.0.0 <v6.4.1Fix Suggestion:
Update to version v6.4.1tornado (PYTHON):
Affected version(s) >=2.0 <6.4.1Fix Suggestion:
Update to version 6.4.1Related Resources (2)
Do you need more information?
Contact UsCVSS v4
Base Score:
6.3
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
PRESENT
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
LOW
Vulnerable System Availability
NONE
Subsequent System Confidentiality
LOW
Subsequent System Integrity
LOW
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.4
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Weakness Type (CWE)
Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Request/Response Splitting')
EPSS
Base Score:
0.24