CRLF Injection Vulnerability in Tornado Web Framework by Tornado
CVE-2024-58384

6.3MEDIUM

Key Information:

Vendor

Tornadoweb

Status
Tornado
Vendor
CVE Published:
15 September 2026

What is CVE-2024-58384?

The Tornado Web Framework prior to version 6.4.1 contains a vulnerability that permits CRLF injection through the CurlAsyncHTTPClient component. This flaw occurs when the framework fails to properly sanitize carriage return and line feed characters in HTTP request headers. As a result, malicious attackers can exploit this vulnerability to inject custom headers or forge completely new HTTP requests, potentially leading to unauthorized actions or data exposure.

Affected Version(s)

tornado 0 < 6.4.1

tornado 6.4.1

References

https://github.com/tornadoweb/tornado/security/advisories...
vendor-advisory
https://www.vulncheck.com/advisories/tornado-before-6.4.1...
third-party-advisory

CVSS V4

Score:
6.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

sha0sum
mschwager
ahpaleus
.