Lucene search
K

curl: curl/libcurl 8.20.0 NOPROXY bypass via uppercase-hex IPv4 aliases leaks off-proxy Basic credentials to the configured proxy

🗓️ 31 May 2026 17:50:15Reported by arkssType 
hackerone
 hackerone
🔗 hackerone.com👁 4 Views

Curl 8.20.0 fails to apply no proxy for uppercase hex IPv4 aliases leaking credentials to the proxy.

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

03 Jun 2026 08:02Current
5.8Medium risk
Vulners AI Score5.8
4