CVE-2024-58384

Tornado before 6.4.1 CRLF Injection via CurlAsyncHTTPClient

MEDIUM
5.4
CVSS Score
Published: September 15, 2026 at 03:17 PM UTC
Updated: September 28, 2026 at 02:10 PM UTC
1 product affected across 1 vendorTornado

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Severity
MEDIUM5.4
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 6.4.1
Vendor states this is fixed in 6.4.1 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.4MEDIUMVulnCheck
Attack Vector
NETWORK
Complexity
HIGH
Privileges
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-113

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