#VU110191 Infinite loop in cURL - CVE-2025-5399

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Main Vulnerability Database Vulnerabilities #VU110191

#VU110191 Infinite loop in cURL - CVE-2025-5399

Published: June 4, 2025


Vulnerability identifier: #VU110191
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-5399
CWE-ID: CWE-835
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
cURL
Software vendor:
curl.haxx.se

Description

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

The vulnerability exists due to infinite loop within the WebSocket code. A malicious web server can send a specially crafted packet to the libcurl application and perform a denial of service (DoS) attack.


Remediation

Install updates from vendor's website.

External links