Improper Neutralization of HTTP Headers for Scripting Syntax in Tornado - CVE-2025-67724
Published: December 12, 2025
Vulnerability identifier: #VU119885
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-67724
CWE-ID: CWE-644
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Tornado
Affected software:
Tornado
Tornado
Detailed vulnerability description
The vulnerability allows a remote attacker to perform spoofing attack.
The vulnerability exists due to a missing validation of the reason phrase in HTTP response. A remote attacker can inject arbitrary values into the HTTP server response and perform XSS attacks.
How to mitigate CVE-2025-67724
Install updates from vendor's website.