#VU119884 Excessive Iteration in Tornado - CVE-2025-67725

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Main Vulnerability Database Vulnerabilities #VU119884

#VU119884 Excessive Iteration in Tornado - CVE-2025-67725

Published: December 12, 2025


Vulnerability identifier: #VU119884
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-67725
CWE-ID: CWE-834
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Tornado
Software vendor:
Tornado

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to excessive iteration within the HTTPHeaders.add() method. A remote attacker can send a specially crafted HTTP request and perform a denial of service attack


Remediation

Install updates from vendor's website.

External links