Vulnerability in urllib3 Leads to Potential Denial of Service Attack

Vulnerability in urllib3 Leads to Potential Denial of Service Attack

First seen 12 Jan 2026, 18:47 UTC LinuxsecurityUbuntu 37.6

Article Content

Browse articles
ThreatCluster

A vulnerability in urllib3 was identified that could allow an attacker to exploit excessive resource usage through specially crafted network traffic. This issue arises from improper handling of decompression during HTTP redirects, potentially leading to a denial of service. Users of urllib3 are advised to be aware of this vulnerability and its implications.